206638680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90631}}^1$

素因数の和:90664

約数の個数: 64

約数和(自身を含む): 652550400

約数和(自身を除く): 445911720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 90631, 181262, 271893, 362524, 453155, 543786, 725048, 906310, 1087572, 1359465, 1721989, 1812620, 2175144, 2718930, 3443978, 3625240, 5165967, 5437860, 6887956, 8609945, 10331934, 10875720, 13775912, 17219890, 20663868, 25829835, 34439780, 41327736, 51659670, 68879560, 103319340, 206638680]

約数ペア:

[(1, 206638680), (2, 103319340), (3, 68879560), (4, 51659670), (5, 41327736), (6, 34439780), (8, 25829835), (10, 20663868), (12, 17219890), (15, 13775912), (19, 10875720), (20, 10331934), (24, 8609945), (30, 6887956), (38, 5437860), (40, 5165967), (57, 3625240), (60, 3443978), (76, 2718930), (95, 2175144), (114, 1812620), (120, 1721989), (152, 1359465), (190, 1087572), (228, 906310), (285, 725048), (380, 543786), (456, 453155), (570, 362524), (760, 271893), (1140, 181262), (2280, 90631)]