204519204540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{20389}}^1$

素因数の和:20849

約数の個数: 288

約数和(自身を含む): 748133568000

約数和(自身を除く): 543614363460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 419, 420, 532, 570, 630, 665, 684, 798, 838, 855, 1140, 1197, 1257, 1260, 1330, 1596, 1676, 1710, 1995, 2095, 2394, 2514, 2660, 2933, 3420, 3771, 3990, 4190, 4788, 5028, 5866, 5985, 6285, 7542, 7961, 7980, 8380, 8799, 11732, 11970, 12570, 14665, 15084, 15922, 17598, 18855, 20389, 23883, 23940, 25140, 26397, 29330, 31844, 35196, 37710, 39805, 40778, 43995, 47766, 52794, 55727, 58660, 61167, 71649, 75420, 79610, 81556, 87990, 95532, 101945, 105588, 111454, 119415, 122334, 131985, 142723, 143298, 159220, 167181, 175980, 183501, 203890, 222908, 238830, 244668, 263970, 278635, 285446, 286596, 305835, 334362, 358245, 367002, 387391, 407780, 428169, 477660, 501543, 527940, 557270, 570892, 611670, 668724, 713615, 716490, 734004, 774782, 835905, 856338, 917505, 1003086, 1114540, 1162173, 1223340, 1284507, 1427230, 1432980, 1549564, 1671810, 1712676, 1835010, 1936955, 2006172, 2140845, 2324346, 2507715, 2569014, 2711737, 2854460, 3343620, 3486519, 3670020, 3873910, 4281690, 4648692, 5015430, 5138028, 5423474, 5810865, 6422535, 6973038, 7747820, 8135211, 8542991, 8563380, 10030860, 10846948, 11621730, 12845070, 13558685, 13946076, 16270422, 17085982, 17432595, 23243460, 24405633, 25628973, 25690140, 27117370, 32540844, 34171964, 34865190, 40676055, 42714955, 48811266, 51257946, 54234740, 59800937, 69730380, 76886919, 81352110, 85429910, 97622532, 102515892, 119601874, 122028165, 128144865, 153773838, 162316829, 162704220, 170859820, 179402811, 239203748, 244056330, 256289730, 299004685, 307547676, 324633658, 358805622, 384434595, 486950487, 488112660, 512579460, 538208433, 598009370, 649267316, 717611244, 768869190, 811584145, 897014055, 973900974, 1076416866, 1136217803, 1196018740, 1460851461, 1537738380, 1623168290, 1794028110, 1947801948, 2152833732, 2272435606, 2434752435, 2691042165, 2921702922, 3246336580, 3408653409, 3588056220, 4544871212, 4869504870, 5382084330, 5681089015, 5843405844, 6817306818, 7304257305, 9739009740, 10225960227, 10764168660, 11362178030, 13634613636, 14608514610, 17043267045, 20451920454, 22724356060, 29217029220, 34086534090, 40903840908, 51129801135, 68173068180, 102259602270, 204519204540]

約数ペア:

[(1, 204519204540), (2, 102259602270), (3, 68173068180), (4, 51129801135), (5, 40903840908), (6, 34086534090), (7, 29217029220), (9, 22724356060), (10, 20451920454), (12, 17043267045), (14, 14608514610), (15, 13634613636), (18, 11362178030), (19, 10764168660), (20, 10225960227), (21, 9739009740), (28, 7304257305), (30, 6817306818), (35, 5843405844), (36, 5681089015), (38, 5382084330), (42, 4869504870), (45, 4544871212), (57, 3588056220), (60, 3408653409), (63, 3246336580), (70, 2921702922), (76, 2691042165), (84, 2434752435), (90, 2272435606), (95, 2152833732), (105, 1947801948), (114, 1794028110), (126, 1623168290), (133, 1537738380), (140, 1460851461), (171, 1196018740), (180, 1136217803), (190, 1076416866), (210, 973900974), (228, 897014055), (252, 811584145), (266, 768869190), (285, 717611244), (315, 649267316), (342, 598009370), (380, 538208433), (399, 512579460), (419, 488112660), (420, 486950487), (532, 384434595), (570, 358805622), (630, 324633658), (665, 307547676), (684, 299004685), (798, 256289730), (838, 244056330), (855, 239203748), (1140, 179402811), (1197, 170859820), (1257, 162704220), (1260, 162316829), (1330, 153773838), (1596, 128144865), (1676, 122028165), (1710, 119601874), (1995, 102515892), (2095, 97622532), (2394, 85429910), (2514, 81352110), (2660, 76886919), (2933, 69730380), (3420, 59800937), (3771, 54234740), (3990, 51257946), (4190, 48811266), (4788, 42714955), (5028, 40676055), (5866, 34865190), (5985, 34171964), (6285, 32540844), (7542, 27117370), (7961, 25690140), (7980, 25628973), (8380, 24405633), (8799, 23243460), (11732, 17432595), (11970, 17085982), (12570, 16270422), (14665, 13946076), (15084, 13558685), (15922, 12845070), (17598, 11621730), (18855, 10846948), (20389, 10030860), (23883, 8563380), (23940, 8542991), (25140, 8135211), (26397, 7747820), (29330, 6973038), (31844, 6422535), (35196, 5810865), (37710, 5423474), (39805, 5138028), (40778, 5015430), (43995, 4648692), (47766, 4281690), (52794, 3873910), (55727, 3670020), (58660, 3486519), (61167, 3343620), (71649, 2854460), (75420, 2711737), (79610, 2569014), (81556, 2507715), (87990, 2324346), (95532, 2140845), (101945, 2006172), (105588, 1936955), (111454, 1835010), (119415, 1712676), (122334, 1671810), (131985, 1549564), (142723, 1432980), (143298, 1427230), (159220, 1284507), (167181, 1223340), (175980, 1162173), (183501, 1114540), (203890, 1003086), (222908, 917505), (238830, 856338), (244668, 835905), (263970, 774782), (278635, 734004), (285446, 716490), (286596, 713615), (305835, 668724), (334362, 611670), (358245, 570892), (367002, 557270), (387391, 527940), (407780, 501543), (428169, 477660)]