74098480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 192286800

約数和(自身を除く): 118188320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 41, 58, 76, 80, 82, 95, 116, 145, 152, 164, 190, 205, 232, 290, 304, 328, 380, 410, 464, 551, 580, 656, 760, 779, 820, 1102, 1160, 1189, 1520, 1558, 1640, 1681, 2204, 2320, 2378, 2755, 3116, 3280, 3362, 3895, 4408, 4756, 5510, 5945, 6232, 6724, 7790, 8405, 8816, 9512, 11020, 11890, 12464, 13448, 15580, 16810, 19024, 22040, 22591, 23780, 26896, 31160, 31939, 33620, 44080, 45182, 47560, 48749, 62320, 63878, 67240, 90364, 95120, 97498, 112955, 127756, 134480, 159695, 180728, 194996, 225910, 243745, 255512, 319390, 361456, 389992, 451820, 487490, 511024, 638780, 779984, 903640, 926231, 974980, 1277560, 1807280, 1852462, 1949960, 2555120, 3704924, 3899920, 4631155, 7409848, 9262310, 14819696, 18524620, 37049240, 74098480]

約数ペア:

[(1, 74098480), (2, 37049240), (4, 18524620), (5, 14819696), (8, 9262310), (10, 7409848), (16, 4631155), (19, 3899920), (20, 3704924), (29, 2555120), (38, 1949960), (40, 1852462), (41, 1807280), (58, 1277560), (76, 974980), (80, 926231), (82, 903640), (95, 779984), (116, 638780), (145, 511024), (152, 487490), (164, 451820), (190, 389992), (205, 361456), (232, 319390), (290, 255512), (304, 243745), (328, 225910), (380, 194996), (410, 180728), (464, 159695), (551, 134480), (580, 127756), (656, 112955), (760, 97498), (779, 95120), (820, 90364), (1102, 67240), (1160, 63878), (1189, 62320), (1520, 48749), (1558, 47560), (1640, 45182), (1681, 44080), (2204, 33620), (2320, 31939), (2378, 31160), (2755, 26896), (3116, 23780), (3280, 22591), (3362, 22040), (3895, 19024), (4408, 16810), (4756, 15580), (5510, 13448), (5945, 12464), (6232, 11890), (6724, 11020), (7790, 9512), (8405, 8816)]