20156906120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{134129}}^1$

素因数の和:134187

約数の個数: 96

約数和(自身を含む): 51884166600

約数和(自身を除く): 31727260480

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 289, 340, 442, 520, 578, 680, 884, 1105, 1156, 1445, 1768, 2210, 2312, 2890, 3757, 4420, 5780, 7514, 8840, 11560, 15028, 18785, 30056, 37570, 75140, 134129, 150280, 268258, 536516, 670645, 1073032, 1341290, 1743677, 2280193, 2682580, 3487354, 4560386, 5365160, 6974708, 8718385, 9120772, 11400965, 13949416, 17436770, 18241544, 22801930, 29642509, 34873540, 38763281, 45603860, 59285018, 69747080, 77526562, 91207720, 118570036, 148212545, 155053124, 193816405, 237140072, 296425090, 310106248, 387632810, 503922653, 592850180, 775265620, 1007845306, 1185700360, 1550531240, 2015690612, 2519613265, 4031381224, 5039226530, 10078453060, 20156906120]

約数ペア:

[(1, 20156906120), (2, 10078453060), (4, 5039226530), (5, 4031381224), (8, 2519613265), (10, 2015690612), (13, 1550531240), (17, 1185700360), (20, 1007845306), (26, 775265620), (34, 592850180), (40, 503922653), (52, 387632810), (65, 310106248), (68, 296425090), (85, 237140072), (104, 193816405), (130, 155053124), (136, 148212545), (170, 118570036), (221, 91207720), (260, 77526562), (289, 69747080), (340, 59285018), (442, 45603860), (520, 38763281), (578, 34873540), (680, 29642509), (884, 22801930), (1105, 18241544), (1156, 17436770), (1445, 13949416), (1768, 11400965), (2210, 9120772), (2312, 8718385), (2890, 6974708), (3757, 5365160), (4420, 4560386), (5780, 3487354), (7514, 2682580), (8840, 2280193), (11560, 1743677), (15028, 1341290), (18785, 1073032), (30056, 670645), (37570, 536516), (75140, 268258), (134129, 150280)]