19815614640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{28879}}^1$

素因数の和:29851

約数の個数: 120

約数和(自身を含む): 66619575360

約数和(自身を除く): 46803960720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 953, 1906, 2859, 3812, 4765, 5718, 7624, 8577, 9530, 11436, 14295, 15248, 17154, 19060, 22872, 28590, 28879, 34308, 38120, 42885, 45744, 57180, 57758, 68616, 76240, 85770, 86637, 114360, 115516, 137232, 144395, 171540, 173274, 228720, 231032, 259911, 288790, 343080, 346548, 433185, 462064, 519822, 577580, 686160, 693096, 866370, 1039644, 1155160, 1299555, 1386192, 1732740, 2079288, 2310320, 2599110, 3465480, 4158576, 5198220, 6930960, 10396440, 20792880, 27521687, 55043374, 82565061, 110086748, 137608435, 165130122, 220173496, 247695183, 275216870, 330260244, 412825305, 440346992, 495390366, 550433740, 660520488, 825650610, 990780732, 1100867480, 1238475915, 1321040976, 1651301220, 1981561464, 2201734960, 2476951830, 3302602440, 3963122928, 4953903660, 6605204880, 9907807320, 19815614640]

約数ペア:

[(1, 19815614640), (2, 9907807320), (3, 6605204880), (4, 4953903660), (5, 3963122928), (6, 3302602440), (8, 2476951830), (9, 2201734960), (10, 1981561464), (12, 1651301220), (15, 1321040976), (16, 1238475915), (18, 1100867480), (20, 990780732), (24, 825650610), (30, 660520488), (36, 550433740), (40, 495390366), (45, 440346992), (48, 412825305), (60, 330260244), (72, 275216870), (80, 247695183), (90, 220173496), (120, 165130122), (144, 137608435), (180, 110086748), (240, 82565061), (360, 55043374), (720, 27521687), (953, 20792880), (1906, 10396440), (2859, 6930960), (3812, 5198220), (4765, 4158576), (5718, 3465480), (7624, 2599110), (8577, 2310320), (9530, 2079288), (11436, 1732740), (14295, 1386192), (15248, 1299555), (17154, 1155160), (19060, 1039644), (22872, 866370), (28590, 693096), (28879, 686160), (34308, 577580), (38120, 519822), (42885, 462064), (45744, 433185), (57180, 346548), (57758, 343080), (68616, 288790), (76240, 259911), (85770, 231032), (86637, 228720), (114360, 173274), (115516, 171540), (137232, 144395)]