231904140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17489}}^1$

素因数の和:17531

約数の個数: 96

約数和(自身を含む): 740456640

約数和(自身を除く): 508552500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 17489, 34978, 52467, 69956, 87445, 104934, 174890, 209868, 227357, 262335, 297313, 349780, 454714, 524670, 594626, 682071, 891939, 909428, 1049340, 1136785, 1189252, 1364142, 1486565, 1783878, 2273570, 2728284, 2973130, 3410355, 3567756, 3865069, 4459695, 4547140, 5946260, 6820710, 7730138, 8919390, 11595207, 13641420, 15460276, 17838780, 19325345, 23190414, 38650690, 46380828, 57976035, 77301380, 115952070, 231904140]

約数ペア:

[(1, 231904140), (2, 115952070), (3, 77301380), (4, 57976035), (5, 46380828), (6, 38650690), (10, 23190414), (12, 19325345), (13, 17838780), (15, 15460276), (17, 13641420), (20, 11595207), (26, 8919390), (30, 7730138), (34, 6820710), (39, 5946260), (51, 4547140), (52, 4459695), (60, 3865069), (65, 3567756), (68, 3410355), (78, 2973130), (85, 2728284), (102, 2273570), (130, 1783878), (156, 1486565), (170, 1364142), (195, 1189252), (204, 1136785), (221, 1049340), (255, 909428), (260, 891939), (340, 682071), (390, 594626), (442, 524670), (510, 454714), (663, 349780), (780, 297313), (884, 262335), (1020, 227357), (1105, 209868), (1326, 174890), (2210, 104934), (2652, 87445), (3315, 69956), (4420, 52467), (6630, 34978), (13260, 17489)]