242260040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{17761}}^1$

素因数の和:17814

約数の個数: 64

約数和(自身を含む): 613854720

約数和(自身を除く): 371594680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 17761, 35522, 71044, 88805, 142088, 177610, 195371, 355220, 390742, 550591, 710440, 781484, 976855, 1101182, 1562968, 1953710, 2202364, 2752955, 3907420, 4404728, 5505910, 6056501, 7814840, 11011820, 12113002, 22023640, 24226004, 30282505, 48452008, 60565010, 121130020, 242260040]

約数ペア:

[(1, 242260040), (2, 121130020), (4, 60565010), (5, 48452008), (8, 30282505), (10, 24226004), (11, 22023640), (20, 12113002), (22, 11011820), (31, 7814840), (40, 6056501), (44, 5505910), (55, 4404728), (62, 3907420), (88, 2752955), (110, 2202364), (124, 1953710), (155, 1562968), (220, 1101182), (248, 976855), (310, 781484), (341, 710440), (440, 550591), (620, 390742), (682, 355220), (1240, 195371), (1364, 177610), (1705, 142088), (2728, 88805), (3410, 71044), (6820, 35522), (13640, 17761)]