626175540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 1981324800

約数和(自身を除く): 1355149260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 139, 145, 174, 180, 261, 278, 290, 348, 417, 435, 522, 556, 580, 695, 834, 863, 870, 1044, 1251, 1305, 1390, 1668, 1726, 1740, 2085, 2502, 2589, 2610, 2780, 3452, 4031, 4170, 4315, 5004, 5178, 5220, 6255, 7767, 8062, 8340, 8630, 10356, 12093, 12510, 12945, 15534, 16124, 17260, 20155, 24186, 25020, 25027, 25890, 31068, 36279, 38835, 40310, 48372, 50054, 51780, 60465, 72558, 75081, 77670, 80620, 100108, 119957, 120930, 125135, 145116, 150162, 155340, 181395, 225243, 239914, 241860, 250270, 300324, 359871, 362790, 375405, 450486, 479828, 500540, 599785, 719742, 725580, 750810, 900972, 1079613, 1126215, 1199570, 1439484, 1501620, 1799355, 2159226, 2252430, 2399140, 3478753, 3598710, 4318452, 4504860, 5398065, 6957506, 7197420, 10436259, 10796130, 13915012, 17393765, 20872518, 21592260, 31308777, 34787530, 41745036, 52181295, 62617554, 69575060, 104362590, 125235108, 156543885, 208725180, 313087770, 626175540]

約数ペア:

[(1, 626175540), (2, 313087770), (3, 208725180), (4, 156543885), (5, 125235108), (6, 104362590), (9, 69575060), (10, 62617554), (12, 52181295), (15, 41745036), (18, 34787530), (20, 31308777), (29, 21592260), (30, 20872518), (36, 17393765), (45, 13915012), (58, 10796130), (60, 10436259), (87, 7197420), (90, 6957506), (116, 5398065), (139, 4504860), (145, 4318452), (174, 3598710), (180, 3478753), (261, 2399140), (278, 2252430), (290, 2159226), (348, 1799355), (417, 1501620), (435, 1439484), (522, 1199570), (556, 1126215), (580, 1079613), (695, 900972), (834, 750810), (863, 725580), (870, 719742), (1044, 599785), (1251, 500540), (1305, 479828), (1390, 450486), (1668, 375405), (1726, 362790), (1740, 359871), (2085, 300324), (2502, 250270), (2589, 241860), (2610, 239914), (2780, 225243), (3452, 181395), (4031, 155340), (4170, 150162), (4315, 145116), (5004, 125135), (5178, 120930), (5220, 119957), (6255, 100108), (7767, 80620), (8062, 77670), (8340, 75081), (8630, 72558), (10356, 60465), (12093, 51780), (12510, 50054), (12945, 48372), (15534, 40310), (16124, 38835), (17260, 36279), (20155, 31068), (24186, 25890), (25020, 25027)]