74398660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 184002840

約数和(自身を除く): 109604180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 853, 890, 980, 1246, 1706, 1780, 2492, 3115, 3412, 4265, 4361, 5971, 6230, 8530, 8722, 11942, 12460, 17060, 17444, 21805, 23884, 29855, 41797, 43610, 59710, 75917, 83594, 87220, 119420, 151834, 167188, 208985, 303668, 379585, 417970, 531419, 759170, 835940, 1062838, 1518340, 2125676, 2657095, 3719933, 5314190, 7439866, 10628380, 14879732, 18599665, 37199330, 74398660]

約数ペア:

[(1, 74398660), (2, 37199330), (4, 18599665), (5, 14879732), (7, 10628380), (10, 7439866), (14, 5314190), (20, 3719933), (28, 2657095), (35, 2125676), (49, 1518340), (70, 1062838), (89, 835940), (98, 759170), (140, 531419), (178, 417970), (196, 379585), (245, 303668), (356, 208985), (445, 167188), (490, 151834), (623, 119420), (853, 87220), (890, 83594), (980, 75917), (1246, 59710), (1706, 43610), (1780, 41797), (2492, 29855), (3115, 23884), (3412, 21805), (4265, 17444), (4361, 17060), (5971, 12460), (6230, 11942), (8530, 8722)]