128907090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6481}}^1$

素因数の和:6524

約数の個数: 96

約数和(自身を含む): 382230576

約数和(自身を除く): 253323486

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6481, 6630, 9945, 12962, 19443, 19890, 32405, 38886, 58329, 64810, 84253, 97215, 110177, 116658, 168506, 194430, 220354, 252759, 291645, 330531, 421265, 505518, 550885, 583290, 661062, 758277, 842530, 991593, 1101770, 1263795, 1432301, 1516554, 1652655, 1983186, 2527590, 2864602, 3305310, 3791385, 4296903, 4957965, 7161505, 7582770, 8593806, 9915930, 12890709, 14323010, 21484515, 25781418, 42969030, 64453545, 128907090]

約数ペア:

[(1, 128907090), (2, 64453545), (3, 42969030), (5, 25781418), (6, 21484515), (9, 14323010), (10, 12890709), (13, 9915930), (15, 8593806), (17, 7582770), (18, 7161505), (26, 4957965), (30, 4296903), (34, 3791385), (39, 3305310), (45, 2864602), (51, 2527590), (65, 1983186), (78, 1652655), (85, 1516554), (90, 1432301), (102, 1263795), (117, 1101770), (130, 991593), (153, 842530), (170, 758277), (195, 661062), (221, 583290), (234, 550885), (255, 505518), (306, 421265), (390, 330531), (442, 291645), (510, 252759), (585, 220354), (663, 194430), (765, 168506), (1105, 116658), (1170, 110177), (1326, 97215), (1530, 84253), (1989, 64810), (2210, 58329), (3315, 38886), (3978, 32405), (6481, 19890), (6630, 19443), (9945, 12962)]