129851920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 348727680

約数和(自身を除く): 218875760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 59, 61, 80, 82, 88, 110, 118, 122, 164, 176, 205, 220, 236, 244, 295, 305, 328, 410, 440, 451, 472, 488, 590, 610, 649, 656, 671, 820, 880, 902, 944, 976, 1180, 1220, 1298, 1342, 1640, 1804, 2255, 2360, 2419, 2440, 2501, 2596, 2684, 3245, 3280, 3355, 3599, 3608, 4510, 4720, 4838, 4880, 5002, 5192, 5368, 6490, 6710, 7198, 7216, 9020, 9676, 10004, 10384, 10736, 12095, 12505, 12980, 13420, 14396, 17995, 18040, 19352, 20008, 24190, 25010, 25960, 26609, 26840, 27511, 28792, 35990, 36080, 38704, 39589, 40016, 48380, 50020, 51920, 53218, 53680, 55022, 57584, 71980, 79178, 96760, 100040, 106436, 110044, 133045, 137555, 143960, 147559, 158356, 193520, 197945, 200080, 212872, 220088, 266090, 275110, 287920, 295118, 316712, 395890, 425744, 440176, 532180, 550220, 590236, 633424, 737795, 791780, 1064360, 1100440, 1180472, 1475590, 1583560, 1623149, 2128720, 2200880, 2360944, 2951180, 3167120, 3246298, 5902360, 6492596, 8115745, 11804720, 12985192, 16231490, 25970384, 32462980, 64925960, 129851920]

約数ペア:

[(1, 129851920), (2, 64925960), (4, 32462980), (5, 25970384), (8, 16231490), (10, 12985192), (11, 11804720), (16, 8115745), (20, 6492596), (22, 5902360), (40, 3246298), (41, 3167120), (44, 2951180), (55, 2360944), (59, 2200880), (61, 2128720), (80, 1623149), (82, 1583560), (88, 1475590), (110, 1180472), (118, 1100440), (122, 1064360), (164, 791780), (176, 737795), (205, 633424), (220, 590236), (236, 550220), (244, 532180), (295, 440176), (305, 425744), (328, 395890), (410, 316712), (440, 295118), (451, 287920), (472, 275110), (488, 266090), (590, 220088), (610, 212872), (649, 200080), (656, 197945), (671, 193520), (820, 158356), (880, 147559), (902, 143960), (944, 137555), (976, 133045), (1180, 110044), (1220, 106436), (1298, 100040), (1342, 96760), (1640, 79178), (1804, 71980), (2255, 57584), (2360, 55022), (2419, 53680), (2440, 53218), (2501, 51920), (2596, 50020), (2684, 48380), (3245, 40016), (3280, 39589), (3355, 38704), (3599, 36080), (3608, 35990), (4510, 28792), (4720, 27511), (4838, 26840), (4880, 26609), (5002, 25960), (5192, 25010), (5368, 24190), (6490, 20008), (6710, 19352), (7198, 18040), (7216, 17995), (9020, 14396), (9676, 13420), (10004, 12980), (10384, 12505), (10736, 12095)]