816147540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11251}}^1$

素因数の和:11310

約数の個数: 144

約数和(自身を含む): 2752329216

約数和(自身を除く): 1936181676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 11251, 12090, 14508, 18135, 22502, 24180, 33753, 36270, 45004, 56255, 67506, 72540, 101259, 112510, 135012, 146263, 168765, 202518, 225020, 292526, 337530, 348781, 405036, 438789, 506295, 585052, 675060, 697562, 731315, 877578, 1012590, 1046343, 1316367, 1395124, 1462630, 1743905, 1755156, 2025180, 2092686, 2193945, 2632734, 2925260, 3139029, 3487810, 4185372, 4387890, 4534153, 5231715, 5265468, 6278058, 6581835, 6975620, 8775780, 9068306, 10463430, 12556116, 13163670, 13602459, 15695145, 18136612, 20926860, 22670765, 26327340, 27204918, 31390290, 40807377, 45341530, 54409836, 62780580, 68012295, 81614754, 90683060, 136024590, 163229508, 204036885, 272049180, 408073770, 816147540]

約数ペア:

[(1, 816147540), (2, 408073770), (3, 272049180), (4, 204036885), (5, 163229508), (6, 136024590), (9, 90683060), (10, 81614754), (12, 68012295), (13, 62780580), (15, 54409836), (18, 45341530), (20, 40807377), (26, 31390290), (30, 27204918), (31, 26327340), (36, 22670765), (39, 20926860), (45, 18136612), (52, 15695145), (60, 13602459), (62, 13163670), (65, 12556116), (78, 10463430), (90, 9068306), (93, 8775780), (117, 6975620), (124, 6581835), (130, 6278058), (155, 5265468), (156, 5231715), (180, 4534153), (186, 4387890), (195, 4185372), (234, 3487810), (260, 3139029), (279, 2925260), (310, 2632734), (372, 2193945), (390, 2092686), (403, 2025180), (465, 1755156), (468, 1743905), (558, 1462630), (585, 1395124), (620, 1316367), (780, 1046343), (806, 1012590), (930, 877578), (1116, 731315), (1170, 697562), (1209, 675060), (1395, 585052), (1612, 506295), (1860, 438789), (2015, 405036), (2340, 348781), (2418, 337530), (2790, 292526), (3627, 225020), (4030, 202518), (4836, 168765), (5580, 146263), (6045, 135012), (7254, 112510), (8060, 101259), (11251, 72540), (12090, 67506), (14508, 56255), (18135, 45004), (22502, 36270), (24180, 33753)]