68615820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 288

約数和(自身を含む): 264176640

約数和(自身を除く): 195560820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 59, 60, 63, 65, 70, 71, 78, 84, 90, 91, 105, 117, 118, 126, 130, 140, 142, 156, 177, 180, 182, 195, 210, 213, 234, 236, 252, 260, 273, 284, 295, 315, 354, 355, 364, 390, 413, 420, 426, 455, 468, 497, 531, 546, 585, 590, 630, 639, 708, 710, 767, 780, 819, 826, 852, 885, 910, 923, 994, 1062, 1065, 1092, 1170, 1180, 1239, 1260, 1278, 1365, 1420, 1491, 1534, 1638, 1652, 1770, 1820, 1846, 1988, 2065, 2124, 2130, 2301, 2340, 2478, 2485, 2556, 2655, 2730, 2769, 2982, 3068, 3195, 3276, 3540, 3692, 3717, 3835, 4095, 4130, 4189, 4260, 4473, 4602, 4615, 4956, 4970, 5310, 5369, 5460, 5538, 5964, 6195, 6390, 6461, 6903, 7434, 7455, 7670, 8190, 8260, 8307, 8378, 8946, 9204, 9230, 9940, 10620, 10738, 11076, 11505, 12390, 12567, 12780, 12922, 13806, 13845, 14868, 14910, 15340, 16107, 16380, 16614, 16756, 17892, 18460, 18585, 19383, 20945, 21476, 22365, 23010, 24780, 25134, 25844, 26845, 27612, 27690, 29323, 29820, 32214, 32305, 33228, 34515, 37170, 37701, 38766, 41535, 41890, 44730, 46020, 48321, 50268, 53690, 54457, 55380, 58149, 58646, 62835, 64428, 64610, 69030, 74340, 75402, 77532, 80535, 83070, 83780, 87969, 89460, 96642, 96915, 107380, 108914, 116298, 117292, 125670, 129220, 138060, 146615, 150804, 161070, 163371, 166140, 175938, 188505, 193284, 193830, 217828, 232596, 241605, 251340, 263907, 272285, 290745, 293230, 322140, 326742, 351876, 377010, 381199, 387660, 439845, 483210, 490113, 527814, 544570, 581490, 586460, 653484, 754020, 762398, 816855, 879690, 966420, 980226, 1055628, 1089140, 1143597, 1162980, 1319535, 1524796, 1633710, 1759380, 1905995, 1960452, 2287194, 2450565, 2639070, 3267420, 3430791, 3811990, 4574388, 4901130, 5278140, 5717985, 6861582, 7623980, 9802260, 11435970, 13723164, 17153955, 22871940, 34307910, 68615820]

約数ペア:

[(1, 68615820), (2, 34307910), (3, 22871940), (4, 17153955), (5, 13723164), (6, 11435970), (7, 9802260), (9, 7623980), (10, 6861582), (12, 5717985), (13, 5278140), (14, 4901130), (15, 4574388), (18, 3811990), (20, 3430791), (21, 3267420), (26, 2639070), (28, 2450565), (30, 2287194), (35, 1960452), (36, 1905995), (39, 1759380), (42, 1633710), (45, 1524796), (52, 1319535), (59, 1162980), (60, 1143597), (63, 1089140), (65, 1055628), (70, 980226), (71, 966420), (78, 879690), (84, 816855), (90, 762398), (91, 754020), (105, 653484), (117, 586460), (118, 581490), (126, 544570), (130, 527814), (140, 490113), (142, 483210), (156, 439845), (177, 387660), (180, 381199), (182, 377010), (195, 351876), (210, 326742), (213, 322140), (234, 293230), (236, 290745), (252, 272285), (260, 263907), (273, 251340), (284, 241605), (295, 232596), (315, 217828), (354, 193830), (355, 193284), (364, 188505), (390, 175938), (413, 166140), (420, 163371), (426, 161070), (455, 150804), (468, 146615), (497, 138060), (531, 129220), (546, 125670), (585, 117292), (590, 116298), (630, 108914), (639, 107380), (708, 96915), (710, 96642), (767, 89460), (780, 87969), (819, 83780), (826, 83070), (852, 80535), (885, 77532), (910, 75402), (923, 74340), (994, 69030), (1062, 64610), (1065, 64428), (1092, 62835), (1170, 58646), (1180, 58149), (1239, 55380), (1260, 54457), (1278, 53690), (1365, 50268), (1420, 48321), (1491, 46020), (1534, 44730), (1638, 41890), (1652, 41535), (1770, 38766), (1820, 37701), (1846, 37170), (1988, 34515), (2065, 33228), (2124, 32305), (2130, 32214), (2301, 29820), (2340, 29323), (2478, 27690), (2485, 27612), (2556, 26845), (2655, 25844), (2730, 25134), (2769, 24780), (2982, 23010), (3068, 22365), (3195, 21476), (3276, 20945), (3540, 19383), (3692, 18585), (3717, 18460), (3835, 17892), (4095, 16756), (4130, 16614), (4189, 16380), (4260, 16107), (4473, 15340), (4602, 14910), (4615, 14868), (4956, 13845), (4970, 13806), (5310, 12922), (5369, 12780), (5460, 12567), (5538, 12390), (5964, 11505), (6195, 11076), (6390, 10738), (6461, 10620), (6903, 9940), (7434, 9230), (7455, 9204), (7670, 8946), (8190, 8378), (8260, 8307)]