238915320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{284423}}^1$

素因数の和:284444

約数の個数: 64

約数和(自身を含む): 819141120

約数和(自身を除く): 580225800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 284423, 568846, 853269, 1137692, 1422115, 1706538, 1990961, 2275384, 2844230, 3413076, 3981922, 4266345, 5688460, 5972883, 6826152, 7963844, 8532690, 9954805, 11376920, 11945766, 15927688, 17065380, 19909610, 23891532, 29864415, 34130760, 39819220, 47783064, 59728830, 79638440, 119457660, 238915320]

約数ペア:

[(1, 238915320), (2, 119457660), (3, 79638440), (4, 59728830), (5, 47783064), (6, 39819220), (7, 34130760), (8, 29864415), (10, 23891532), (12, 19909610), (14, 17065380), (15, 15927688), (20, 11945766), (21, 11376920), (24, 9954805), (28, 8532690), (30, 7963844), (35, 6826152), (40, 5972883), (42, 5688460), (56, 4266345), (60, 3981922), (70, 3413076), (84, 2844230), (105, 2275384), (120, 1990961), (140, 1706538), (168, 1422115), (210, 1137692), (280, 853269), (420, 568846), (840, 284423)]