138891870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6983}}^1$

素因数の和:7026

約数の個数: 96

約数和(自身を含む): 411832512

約数和(自身を除く): 272940642

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, 6630, 6983, 9945, 13966, 19890, 20949, 34915, 41898, 62847, 69830, 90779, 104745, 118711, 125694, 181558, 209490, 237422, 272337, 314235, 356133, 453895, 544674, 593555, 628470, 712266, 817011, 907790, 1068399, 1187110, 1361685, 1543243, 1634022, 1780665, 2136798, 2723370, 3086486, 3561330, 4085055, 4629729, 5341995, 7716215, 8170110, 9259458, 10683990, 13889187, 15432430, 23148645, 27778374, 46297290, 69445935, 138891870]

約数ペア:

[(1, 138891870), (2, 69445935), (3, 46297290), (5, 27778374), (6, 23148645), (9, 15432430), (10, 13889187), (13, 10683990), (15, 9259458), (17, 8170110), (18, 7716215), (26, 5341995), (30, 4629729), (34, 4085055), (39, 3561330), (45, 3086486), (51, 2723370), (65, 2136798), (78, 1780665), (85, 1634022), (90, 1543243), (102, 1361685), (117, 1187110), (130, 1068399), (153, 907790), (170, 817011), (195, 712266), (221, 628470), (234, 593555), (255, 544674), (306, 453895), (390, 356133), (442, 314235), (510, 272337), (585, 237422), (663, 209490), (765, 181558), (1105, 125694), (1170, 118711), (1326, 104745), (1530, 90779), (1989, 69830), (2210, 62847), (3315, 41898), (3978, 34915), (6630, 20949), (6983, 19890), (9945, 13966)]