90277740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 240

約数和(自身を含む): 341510400

約数和(自身を除く): 251232660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 419, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 838, 855, 945, 1026, 1134, 1140, 1197, 1257, 1260, 1330, 1539, 1596, 1620, 1676, 1710, 1890, 1995, 2052, 2095, 2268, 2394, 2514, 2565, 2660, 2835, 2933, 3078, 3420, 3591, 3771, 3780, 3990, 4190, 4788, 5028, 5130, 5670, 5866, 5985, 6156, 6285, 7182, 7542, 7695, 7961, 7980, 8380, 8799, 10260, 10773, 11313, 11340, 11732, 11970, 12570, 14364, 14665, 15084, 15390, 15922, 17598, 17955, 18855, 21546, 22626, 23883, 23940, 25140, 26397, 29330, 30780, 31844, 33939, 35196, 35910, 37710, 39805, 43092, 43995, 45252, 47766, 52794, 53865, 55727, 56565, 58660, 67878, 71649, 71820, 75420, 79191, 79610, 87990, 95532, 105588, 107730, 111454, 113130, 119415, 131985, 135756, 143298, 158382, 159220, 167181, 169695, 175980, 214947, 215460, 222908, 226260, 237573, 238830, 263970, 278635, 286596, 316764, 334362, 339390, 358245, 395955, 429894, 475146, 477660, 501543, 527940, 557270, 644841, 668724, 678780, 716490, 791910, 835905, 859788, 950292, 1003086, 1074735, 1114540, 1187865, 1289682, 1432980, 1504629, 1583820, 1671810, 2006172, 2149470, 2375730, 2507715, 2579364, 3009258, 3224205, 3343620, 4298940, 4513887, 4751460, 5015430, 6018516, 6448410, 7523145, 9027774, 10030860, 12896820, 15046290, 18055548, 22569435, 30092580, 45138870, 90277740]

約数ペア:

[(1, 90277740), (2, 45138870), (3, 30092580), (4, 22569435), (5, 18055548), (6, 15046290), (7, 12896820), (9, 10030860), (10, 9027774), (12, 7523145), (14, 6448410), (15, 6018516), (18, 5015430), (19, 4751460), (20, 4513887), (21, 4298940), (27, 3343620), (28, 3224205), (30, 3009258), (35, 2579364), (36, 2507715), (38, 2375730), (42, 2149470), (45, 2006172), (54, 1671810), (57, 1583820), (60, 1504629), (63, 1432980), (70, 1289682), (76, 1187865), (81, 1114540), (84, 1074735), (90, 1003086), (95, 950292), (105, 859788), (108, 835905), (114, 791910), (126, 716490), (133, 678780), (135, 668724), (140, 644841), (162, 557270), (171, 527940), (180, 501543), (189, 477660), (190, 475146), (210, 429894), (228, 395955), (252, 358245), (266, 339390), (270, 334362), (285, 316764), (315, 286596), (324, 278635), (342, 263970), (378, 238830), (380, 237573), (399, 226260), (405, 222908), (419, 215460), (420, 214947), (513, 175980), (532, 169695), (540, 167181), (567, 159220), (570, 158382), (630, 143298), (665, 135756), (684, 131985), (756, 119415), (798, 113130), (810, 111454), (838, 107730), (855, 105588), (945, 95532), (1026, 87990), (1134, 79610), (1140, 79191), (1197, 75420), (1257, 71820), (1260, 71649), (1330, 67878), (1539, 58660), (1596, 56565), (1620, 55727), (1676, 53865), (1710, 52794), (1890, 47766), (1995, 45252), (2052, 43995), (2095, 43092), (2268, 39805), (2394, 37710), (2514, 35910), (2565, 35196), (2660, 33939), (2835, 31844), (2933, 30780), (3078, 29330), (3420, 26397), (3591, 25140), (3771, 23940), (3780, 23883), (3990, 22626), (4190, 21546), (4788, 18855), (5028, 17955), (5130, 17598), (5670, 15922), (5866, 15390), (5985, 15084), (6156, 14665), (6285, 14364), (7182, 12570), (7542, 11970), (7695, 11732), (7961, 11340), (7980, 11313), (8380, 10773), (8799, 10260)]