195387420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1555

約数の個数: 96

約数和(自身を含む): 572866560

約数和(自身を除く): 377479140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 73, 93, 124, 146, 155, 186, 219, 292, 310, 365, 372, 438, 465, 620, 730, 876, 930, 1095, 1439, 1460, 1860, 2190, 2263, 2878, 4317, 4380, 4526, 5756, 6789, 7195, 8634, 9052, 11315, 13578, 14390, 17268, 21585, 22630, 27156, 28780, 33945, 43170, 44609, 45260, 67890, 86340, 89218, 105047, 133827, 135780, 178436, 210094, 223045, 267654, 315141, 420188, 446090, 525235, 535308, 630282, 669135, 892180, 1050470, 1260564, 1338270, 1575705, 2100940, 2676540, 3151410, 3256457, 6302820, 6512914, 9769371, 13025828, 16282285, 19538742, 32564570, 39077484, 48846855, 65129140, 97693710, 195387420]

約数ペア:

[(1, 195387420), (2, 97693710), (3, 65129140), (4, 48846855), (5, 39077484), (6, 32564570), (10, 19538742), (12, 16282285), (15, 13025828), (20, 9769371), (30, 6512914), (31, 6302820), (60, 3256457), (62, 3151410), (73, 2676540), (93, 2100940), (124, 1575705), (146, 1338270), (155, 1260564), (186, 1050470), (219, 892180), (292, 669135), (310, 630282), (365, 535308), (372, 525235), (438, 446090), (465, 420188), (620, 315141), (730, 267654), (876, 223045), (930, 210094), (1095, 178436), (1439, 135780), (1460, 133827), (1860, 105047), (2190, 89218), (2263, 86340), (2878, 67890), (4317, 45260), (4380, 44609), (4526, 43170), (5756, 33945), (6789, 28780), (7195, 27156), (8634, 22630), (9052, 21585), (11315, 17268), (13578, 14390)]