20370341520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{33013}}^1$

素因数の和:33889

約数の個数: 120

約数和(自身を含む): 68492297016

約数和(自身を除く): 48121955496

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, 857, 1714, 2571, 3428, 4285, 5142, 6856, 7713, 8570, 10284, 12855, 13712, 15426, 17140, 20568, 25710, 30852, 33013, 34280, 38565, 41136, 51420, 61704, 66026, 68560, 77130, 99039, 102840, 123408, 132052, 154260, 165065, 198078, 205680, 264104, 297117, 308520, 330130, 396156, 495195, 528208, 594234, 617040, 660260, 792312, 990390, 1188468, 1320520, 1485585, 1584624, 1980780, 2376936, 2641040, 2971170, 3961560, 4753872, 5942340, 7923120, 11884680, 23769360, 28292141, 56584282, 84876423, 113168564, 141460705, 169752846, 226337128, 254629269, 282921410, 339505692, 424382115, 452674256, 509258538, 565842820, 679011384, 848764230, 1018517076, 1131685640, 1273146345, 1358022768, 1697528460, 2037034152, 2263371280, 2546292690, 3395056920, 4074068304, 5092585380, 6790113840, 10185170760, 20370341520]

約数ペア:

[(1, 20370341520), (2, 10185170760), (3, 6790113840), (4, 5092585380), (5, 4074068304), (6, 3395056920), (8, 2546292690), (9, 2263371280), (10, 2037034152), (12, 1697528460), (15, 1358022768), (16, 1273146345), (18, 1131685640), (20, 1018517076), (24, 848764230), (30, 679011384), (36, 565842820), (40, 509258538), (45, 452674256), (48, 424382115), (60, 339505692), (72, 282921410), (80, 254629269), (90, 226337128), (120, 169752846), (144, 141460705), (180, 113168564), (240, 84876423), (360, 56584282), (720, 28292141), (857, 23769360), (1714, 11884680), (2571, 7923120), (3428, 5942340), (4285, 4753872), (5142, 3961560), (6856, 2971170), (7713, 2641040), (8570, 2376936), (10284, 1980780), (12855, 1584624), (13712, 1485585), (15426, 1320520), (17140, 1188468), (20568, 990390), (25710, 792312), (30852, 660260), (33013, 617040), (34280, 594234), (38565, 528208), (41136, 495195), (51420, 396156), (61704, 330130), (66026, 308520), (68560, 297117), (77130, 264104), (99039, 205680), (102840, 198078), (123408, 165065), (132052, 154260)]