275280560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 120

約数和(自身を含む): 692232480

約数和(自身を除く): 416951920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 89, 92, 115, 164, 178, 184, 205, 230, 328, 356, 368, 410, 445, 460, 656, 712, 820, 890, 920, 943, 1424, 1640, 1681, 1780, 1840, 1886, 2047, 3280, 3362, 3560, 3649, 3772, 4094, 4715, 6724, 7120, 7298, 7544, 8188, 8405, 9430, 10235, 13448, 14596, 15088, 16376, 16810, 18245, 18860, 20470, 26896, 29192, 32752, 33620, 36490, 37720, 38663, 40940, 58384, 67240, 72980, 75440, 77326, 81880, 83927, 134480, 145960, 149609, 154652, 163760, 167854, 193315, 291920, 299218, 309304, 335708, 386630, 419635, 598436, 618608, 671416, 748045, 773260, 839270, 1196872, 1342832, 1496090, 1546520, 1678540, 2393744, 2992180, 3093040, 3357080, 3441007, 5984360, 6714160, 6882014, 11968720, 13764028, 17205035, 27528056, 34410070, 55056112, 68820140, 137640280, 275280560]

約数ペア:

[(1, 275280560), (2, 137640280), (4, 68820140), (5, 55056112), (8, 34410070), (10, 27528056), (16, 17205035), (20, 13764028), (23, 11968720), (40, 6882014), (41, 6714160), (46, 5984360), (80, 3441007), (82, 3357080), (89, 3093040), (92, 2992180), (115, 2393744), (164, 1678540), (178, 1546520), (184, 1496090), (205, 1342832), (230, 1196872), (328, 839270), (356, 773260), (368, 748045), (410, 671416), (445, 618608), (460, 598436), (656, 419635), (712, 386630), (820, 335708), (890, 309304), (920, 299218), (943, 291920), (1424, 193315), (1640, 167854), (1681, 163760), (1780, 154652), (1840, 149609), (1886, 145960), (2047, 134480), (3280, 83927), (3362, 81880), (3560, 77326), (3649, 75440), (3772, 72980), (4094, 67240), (4715, 58384), (6724, 40940), (7120, 38663), (7298, 37720), (7544, 36490), (8188, 33620), (8405, 32752), (9430, 29192), (10235, 26896), (13448, 20470), (14596, 18860), (15088, 18245), (16376, 16810)]