290190420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 1023684480

約数和(自身を除く): 733494060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 61, 65, 76, 78, 90, 95, 107, 114, 117, 122, 130, 156, 171, 180, 183, 190, 195, 214, 228, 234, 244, 247, 260, 285, 305, 321, 342, 366, 380, 390, 428, 468, 494, 535, 549, 570, 585, 610, 642, 684, 732, 741, 780, 793, 855, 915, 963, 988, 1070, 1098, 1140, 1159, 1170, 1220, 1235, 1284, 1391, 1482, 1586, 1605, 1710, 1830, 1926, 2033, 2140, 2196, 2223, 2318, 2340, 2379, 2470, 2745, 2782, 2964, 3172, 3210, 3420, 3477, 3660, 3705, 3852, 3965, 4066, 4173, 4446, 4636, 4758, 4815, 4940, 5490, 5564, 5795, 6099, 6420, 6527, 6954, 6955, 7137, 7410, 7930, 8132, 8346, 8892, 9516, 9630, 10165, 10431, 10980, 11115, 11590, 11895, 12198, 12519, 13054, 13908, 13910, 14274, 14820, 15067, 15860, 16692, 17385, 18297, 19260, 19581, 20330, 20862, 20865, 22230, 23180, 23790, 24396, 25038, 26108, 26429, 27820, 28548, 30134, 30495, 32635, 34770, 35685, 36594, 39162, 40660, 41724, 41730, 44460, 45201, 47580, 50076, 52155, 52858, 58743, 60268, 60990, 62595, 65270, 69540, 71370, 73188, 75335, 78324, 79287, 83460, 84851, 90402, 91485, 97905, 104310, 105716, 117486, 121980, 124013, 125190, 130540, 132145, 135603, 142740, 150670, 158574, 169702, 180804, 182970, 195810, 208620, 226005, 234972, 237861, 248026, 250380, 254553, 264290, 271206, 293715, 301340, 317148, 339404, 365940, 372039, 391620, 396435, 424255, 452010, 475722, 496052, 509106, 528580, 542412, 587430, 620065, 678015, 744078, 763659, 792870, 848510, 904020, 951444, 1018212, 1116117, 1174860, 1189305, 1240130, 1272765, 1356030, 1488156, 1527318, 1585740, 1612169, 1697020, 1860195, 2232234, 2378610, 2480260, 2545530, 2712060, 3054636, 3224338, 3720390, 3818295, 4464468, 4757220, 4836507, 5091060, 5580585, 6448676, 7440780, 7636590, 8060845, 9673014, 11161170, 14509521, 15273180, 16121690, 19346028, 22322340, 24182535, 29019042, 32243380, 48365070, 58038084, 72547605, 96730140, 145095210, 290190420]

約数ペア:

[(1, 290190420), (2, 145095210), (3, 96730140), (4, 72547605), (5, 58038084), (6, 48365070), (9, 32243380), (10, 29019042), (12, 24182535), (13, 22322340), (15, 19346028), (18, 16121690), (19, 15273180), (20, 14509521), (26, 11161170), (30, 9673014), (36, 8060845), (38, 7636590), (39, 7440780), (45, 6448676), (52, 5580585), (57, 5091060), (60, 4836507), (61, 4757220), (65, 4464468), (76, 3818295), (78, 3720390), (90, 3224338), (95, 3054636), (107, 2712060), (114, 2545530), (117, 2480260), (122, 2378610), (130, 2232234), (156, 1860195), (171, 1697020), (180, 1612169), (183, 1585740), (190, 1527318), (195, 1488156), (214, 1356030), (228, 1272765), (234, 1240130), (244, 1189305), (247, 1174860), (260, 1116117), (285, 1018212), (305, 951444), (321, 904020), (342, 848510), (366, 792870), (380, 763659), (390, 744078), (428, 678015), (468, 620065), (494, 587430), (535, 542412), (549, 528580), (570, 509106), (585, 496052), (610, 475722), (642, 452010), (684, 424255), (732, 396435), (741, 391620), (780, 372039), (793, 365940), (855, 339404), (915, 317148), (963, 301340), (988, 293715), (1070, 271206), (1098, 264290), (1140, 254553), (1159, 250380), (1170, 248026), (1220, 237861), (1235, 234972), (1284, 226005), (1391, 208620), (1482, 195810), (1586, 182970), (1605, 180804), (1710, 169702), (1830, 158574), (1926, 150670), (2033, 142740), (2140, 135603), (2196, 132145), (2223, 130540), (2318, 125190), (2340, 124013), (2379, 121980), (2470, 117486), (2745, 105716), (2782, 104310), (2964, 97905), (3172, 91485), (3210, 90402), (3420, 84851), (3477, 83460), (3660, 79287), (3705, 78324), (3852, 75335), (3965, 73188), (4066, 71370), (4173, 69540), (4446, 65270), (4636, 62595), (4758, 60990), (4815, 60268), (4940, 58743), (5490, 52858), (5564, 52155), (5795, 50076), (6099, 47580), (6420, 45201), (6527, 44460), (6954, 41730), (6955, 41724), (7137, 40660), (7410, 39162), (7930, 36594), (8132, 35685), (8346, 34770), (8892, 32635), (9516, 30495), (9630, 30134), (10165, 28548), (10431, 27820), (10980, 26429), (11115, 26108), (11590, 25038), (11895, 24396), (12198, 23790), (12519, 23180), (13054, 22230), (13908, 20865), (13910, 20862), (14274, 20330), (14820, 19581), (15067, 19260), (15860, 18297), (16692, 17385)]