18407970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 37302750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 61, 63, 70, 90, 105, 122, 126, 183, 210, 305, 315, 366, 427, 479, 549, 610, 630, 854, 915, 958, 1098, 1281, 1437, 1830, 2135, 2395, 2562, 2745, 2874, 3353, 3843, 4270, 4311, 4790, 5490, 6405, 6706, 7185, 7686, 8622, 10059, 12810, 14370, 16765, 19215, 20118, 21555, 29219, 30177, 33530, 38430, 43110, 50295, 58438, 60354, 87657, 100590, 146095, 150885, 175314, 204533, 262971, 292190, 301770, 409066, 438285, 525942, 613599, 876570, 1022665, 1227198, 1314855, 1840797, 2045330, 2629710, 3067995, 3681594, 6135990, 9203985, 18407970]

約数ペア:

[(1, 18407970), (2, 9203985), (3, 6135990), (5, 3681594), (6, 3067995), (7, 2629710), (9, 2045330), (10, 1840797), (14, 1314855), (15, 1227198), (18, 1022665), (21, 876570), (30, 613599), (35, 525942), (42, 438285), (45, 409066), (61, 301770), (63, 292190), (70, 262971), (90, 204533), (105, 175314), (122, 150885), (126, 146095), (183, 100590), (210, 87657), (305, 60354), (315, 58438), (366, 50295), (427, 43110), (479, 38430), (549, 33530), (610, 30177), (630, 29219), (854, 21555), (915, 20118), (958, 19215), (1098, 16765), (1281, 14370), (1437, 12810), (1830, 10059), (2135, 8622), (2395, 7686), (2562, 7185), (2745, 6706), (2874, 6405), (3353, 5490), (3843, 4790), (4270, 4311)]