72671680

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 184343040

約数和(自身を除く): 111671360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 145, 160, 164, 191, 205, 232, 290, 320, 328, 382, 410, 464, 580, 656, 764, 820, 928, 955, 1160, 1189, 1312, 1528, 1640, 1856, 1910, 2320, 2378, 2624, 3056, 3280, 3820, 4640, 4756, 5539, 5945, 6112, 6560, 7640, 7831, 9280, 9512, 11078, 11890, 12224, 13120, 15280, 15662, 19024, 22156, 23780, 27695, 30560, 31324, 38048, 39155, 44312, 47560, 55390, 61120, 62648, 76096, 78310, 88624, 95120, 110780, 125296, 156620, 177248, 190240, 221560, 227099, 250592, 313240, 354496, 380480, 443120, 454198, 501184, 626480, 886240, 908396, 1135495, 1252960, 1772480, 1816792, 2270990, 2505920, 3633584, 4541980, 7267168, 9083960, 14534336, 18167920, 36335840, 72671680]

約数ペア:

[(1, 72671680), (2, 36335840), (4, 18167920), (5, 14534336), (8, 9083960), (10, 7267168), (16, 4541980), (20, 3633584), (29, 2505920), (32, 2270990), (40, 1816792), (41, 1772480), (58, 1252960), (64, 1135495), (80, 908396), (82, 886240), (116, 626480), (145, 501184), (160, 454198), (164, 443120), (191, 380480), (205, 354496), (232, 313240), (290, 250592), (320, 227099), (328, 221560), (382, 190240), (410, 177248), (464, 156620), (580, 125296), (656, 110780), (764, 95120), (820, 88624), (928, 78310), (955, 76096), (1160, 62648), (1189, 61120), (1312, 55390), (1528, 47560), (1640, 44312), (1856, 39155), (1910, 38048), (2320, 31324), (2378, 30560), (2624, 27695), (3056, 23780), (3280, 22156), (3820, 19024), (4640, 15662), (4756, 15280), (5539, 13120), (5945, 12224), (6112, 11890), (6560, 11078), (7640, 9512), (7831, 9280)]