220173240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{262111}}^1$

素因数の和:262132

約数の個数: 64

約数和(自身を含む): 754882560

約数和(自身を除く): 534709320

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, 262111, 524222, 786333, 1048444, 1310555, 1572666, 1834777, 2096888, 2621110, 3145332, 3669554, 3931665, 5242220, 5504331, 6290664, 7339108, 7863330, 9173885, 10484440, 11008662, 14678216, 15726660, 18347770, 22017324, 27521655, 31453320, 36695540, 44034648, 55043310, 73391080, 110086620, 220173240]

約数ペア:

[(1, 220173240), (2, 110086620), (3, 73391080), (4, 55043310), (5, 44034648), (6, 36695540), (7, 31453320), (8, 27521655), (10, 22017324), (12, 18347770), (14, 15726660), (15, 14678216), (20, 11008662), (21, 10484440), (24, 9173885), (28, 7863330), (30, 7339108), (35, 6290664), (40, 5504331), (42, 5242220), (56, 3931665), (60, 3669554), (70, 3145332), (84, 2621110), (105, 2096888), (120, 1834777), (140, 1572666), (168, 1310555), (210, 1048444), (280, 786333), (420, 524222), (840, 262111)]