120021720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:442

約数の個数: 256

約数和(自身を含む): 459648000

約数和(自身を除く): 339626280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 52, 56, 58, 60, 65, 70, 78, 84, 87, 91, 104, 105, 116, 120, 130, 140, 145, 156, 168, 174, 182, 195, 203, 210, 232, 260, 273, 280, 290, 312, 348, 364, 377, 379, 390, 406, 420, 435, 455, 520, 546, 580, 609, 696, 728, 754, 758, 780, 812, 840, 870, 910, 1015, 1092, 1131, 1137, 1160, 1218, 1365, 1508, 1516, 1560, 1624, 1740, 1820, 1885, 1895, 2030, 2184, 2262, 2274, 2436, 2639, 2653, 2730, 3016, 3032, 3045, 3480, 3640, 3770, 3790, 4060, 4524, 4548, 4872, 4927, 5278, 5306, 5460, 5655, 5685, 6090, 7540, 7580, 7917, 7959, 8120, 9048, 9096, 9854, 10556, 10612, 10920, 10991, 11310, 11370, 12180, 13195, 13265, 14781, 15080, 15160, 15834, 15918, 19708, 21112, 21224, 21982, 22620, 22740, 24360, 24635, 26390, 26530, 29562, 31668, 31836, 32973, 34489, 39416, 39585, 39795, 43964, 45240, 45480, 49270, 52780, 53060, 54955, 59124, 63336, 63672, 65946, 68978, 73905, 76937, 79170, 79590, 87928, 98540, 103467, 105560, 106120, 109910, 118248, 131892, 137956, 142883, 147810, 153874, 158340, 159180, 164865, 172445, 197080, 206934, 219820, 230811, 263784, 275912, 285766, 295620, 307748, 316680, 318360, 329730, 344890, 384685, 413868, 428649, 439640, 461622, 517335, 571532, 591240, 615496, 659460, 689780, 714415, 769370, 827736, 857298, 923244, 1000181, 1034670, 1143064, 1154055, 1318920, 1379560, 1428830, 1538740, 1714596, 1846488, 2000362, 2069340, 2143245, 2308110, 2857660, 3000543, 3077480, 3429192, 4000724, 4138680, 4286490, 4616220, 5000905, 5715320, 6001086, 8001448, 8572980, 9232440, 10001810, 12002172, 15002715, 17145960, 20003620, 24004344, 30005430, 40007240, 60010860, 120021720]

約数ペア:

[(1, 120021720), (2, 60010860), (3, 40007240), (4, 30005430), (5, 24004344), (6, 20003620), (7, 17145960), (8, 15002715), (10, 12002172), (12, 10001810), (13, 9232440), (14, 8572980), (15, 8001448), (20, 6001086), (21, 5715320), (24, 5000905), (26, 4616220), (28, 4286490), (29, 4138680), (30, 4000724), (35, 3429192), (39, 3077480), (40, 3000543), (42, 2857660), (52, 2308110), (56, 2143245), (58, 2069340), (60, 2000362), (65, 1846488), (70, 1714596), (78, 1538740), (84, 1428830), (87, 1379560), (91, 1318920), (104, 1154055), (105, 1143064), (116, 1034670), (120, 1000181), (130, 923244), (140, 857298), (145, 827736), (156, 769370), (168, 714415), (174, 689780), (182, 659460), (195, 615496), (203, 591240), (210, 571532), (232, 517335), (260, 461622), (273, 439640), (280, 428649), (290, 413868), (312, 384685), (348, 344890), (364, 329730), (377, 318360), (379, 316680), (390, 307748), (406, 295620), (420, 285766), (435, 275912), (455, 263784), (520, 230811), (546, 219820), (580, 206934), (609, 197080), (696, 172445), (728, 164865), (754, 159180), (758, 158340), (780, 153874), (812, 147810), (840, 142883), (870, 137956), (910, 131892), (1015, 118248), (1092, 109910), (1131, 106120), (1137, 105560), (1160, 103467), (1218, 98540), (1365, 87928), (1508, 79590), (1516, 79170), (1560, 76937), (1624, 73905), (1740, 68978), (1820, 65946), (1885, 63672), (1895, 63336), (2030, 59124), (2184, 54955), (2262, 53060), (2274, 52780), (2436, 49270), (2639, 45480), (2653, 45240), (2730, 43964), (3016, 39795), (3032, 39585), (3045, 39416), (3480, 34489), (3640, 32973), (3770, 31836), (3790, 31668), (4060, 29562), (4524, 26530), (4548, 26390), (4872, 24635), (4927, 24360), (5278, 22740), (5306, 22620), (5460, 21982), (5655, 21224), (5685, 21112), (6090, 19708), (7540, 15918), (7580, 15834), (7917, 15160), (7959, 15080), (8120, 14781), (9048, 13265), (9096, 13195), (9854, 12180), (10556, 11370), (10612, 11310), (10920, 10991)]