15707965140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{21023}}^1$

素因数の和:21638

約数の個数: 144

約数和(自身を含む): 54548702208

約数和(自身を除く): 38840737068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 593, 630, 1186, 1260, 1779, 2372, 2965, 3558, 4151, 5337, 5930, 7116, 8302, 8895, 10674, 11860, 12453, 16604, 17790, 20755, 21023, 21348, 24906, 26685, 35580, 37359, 41510, 42046, 49812, 53370, 62265, 63069, 74718, 83020, 84092, 105115, 106740, 124530, 126138, 147161, 149436, 186795, 189207, 210230, 249060, 252276, 294322, 315345, 373590, 378414, 420460, 441483, 588644, 630690, 735805, 747180, 756828, 882966, 946035, 1261380, 1324449, 1471610, 1765932, 1892070, 2207415, 2648898, 2943220, 3784140, 4414830, 5297796, 6622245, 8829660, 12466639, 13244490, 24933278, 26488980, 37399917, 49866556, 62333195, 74799834, 87266473, 112199751, 124666390, 149599668, 174532946, 186999585, 224399502, 249332780, 261799419, 349065892, 373999170, 436332365, 448799004, 523598838, 560998755, 747998340, 785398257, 872664730, 1047197676, 1121997510, 1308997095, 1570796514, 1745329460, 2243995020, 2617994190, 3141593028, 3926991285, 5235988380, 7853982570, 15707965140]

約数ペア:

[(1, 15707965140), (2, 7853982570), (3, 5235988380), (4, 3926991285), (5, 3141593028), (6, 2617994190), (7, 2243995020), (9, 1745329460), (10, 1570796514), (12, 1308997095), (14, 1121997510), (15, 1047197676), (18, 872664730), (20, 785398257), (21, 747998340), (28, 560998755), (30, 523598838), (35, 448799004), (36, 436332365), (42, 373999170), (45, 349065892), (60, 261799419), (63, 249332780), (70, 224399502), (84, 186999585), (90, 174532946), (105, 149599668), (126, 124666390), (140, 112199751), (180, 87266473), (210, 74799834), (252, 62333195), (315, 49866556), (420, 37399917), (593, 26488980), (630, 24933278), (1186, 13244490), (1260, 12466639), (1779, 8829660), (2372, 6622245), (2965, 5297796), (3558, 4414830), (4151, 3784140), (5337, 2943220), (5930, 2648898), (7116, 2207415), (8302, 1892070), (8895, 1765932), (10674, 1471610), (11860, 1324449), (12453, 1261380), (16604, 946035), (17790, 882966), (20755, 756828), (21023, 747180), (21348, 735805), (24906, 630690), (26685, 588644), (35580, 441483), (37359, 420460), (41510, 378414), (42046, 373590), (49812, 315345), (53370, 294322), (62265, 252276), (63069, 249060), (74718, 210230), (83020, 189207), (84092, 186795), (105115, 149436), (106740, 147161), (124530, 126138)]