155997660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28571}}^1$

素因数の和:28603

約数の個数: 96

約数和(自身を含む): 537610752

約数和(自身を除く): 381613092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 28571, 57142, 85713, 114284, 142855, 171426, 199997, 285710, 342852, 371423, 399994, 428565, 571420, 599991, 742846, 799988, 857130, 999985, 1114269, 1199982, 1485692, 1714260, 1857115, 1999970, 2228538, 2399964, 2599961, 2999955, 3714230, 3999940, 4457076, 5199922, 5571345, 5999910, 7428460, 7799883, 10399844, 11142690, 11999820, 12999805, 15599766, 22285380, 25999610, 31199532, 38999415, 51999220, 77998830, 155997660]

約数ペア:

[(1, 155997660), (2, 77998830), (3, 51999220), (4, 38999415), (5, 31199532), (6, 25999610), (7, 22285380), (10, 15599766), (12, 12999805), (13, 11999820), (14, 11142690), (15, 10399844), (20, 7799883), (21, 7428460), (26, 5999910), (28, 5571345), (30, 5199922), (35, 4457076), (39, 3999940), (42, 3714230), (52, 2999955), (60, 2599961), (65, 2399964), (70, 2228538), (78, 1999970), (84, 1857115), (91, 1714260), (105, 1485692), (130, 1199982), (140, 1114269), (156, 999985), (182, 857130), (195, 799988), (210, 742846), (260, 599991), (273, 571420), (364, 428565), (390, 399994), (420, 371423), (455, 342852), (546, 285710), (780, 199997), (910, 171426), (1092, 142855), (1365, 114284), (1820, 85713), (2730, 57142), (5460, 28571)]