80439420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 236759040

約数和(自身を除く): 156319620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 59, 60, 62, 93, 118, 124, 155, 177, 186, 236, 295, 310, 354, 372, 465, 590, 620, 708, 733, 885, 930, 1180, 1466, 1770, 1829, 1860, 2199, 2932, 3540, 3658, 3665, 4398, 5487, 7316, 7330, 8796, 9145, 10974, 10995, 14660, 18290, 21948, 21990, 22723, 27435, 36580, 43247, 43980, 45446, 54870, 68169, 86494, 90892, 109740, 113615, 129741, 136338, 172988, 216235, 227230, 259482, 272676, 340845, 432470, 454460, 518964, 648705, 681690, 864940, 1297410, 1340657, 1363380, 2594820, 2681314, 4021971, 5362628, 6703285, 8043942, 13406570, 16087884, 20109855, 26813140, 40219710, 80439420]

約数ペア:

[(1, 80439420), (2, 40219710), (3, 26813140), (4, 20109855), (5, 16087884), (6, 13406570), (10, 8043942), (12, 6703285), (15, 5362628), (20, 4021971), (30, 2681314), (31, 2594820), (59, 1363380), (60, 1340657), (62, 1297410), (93, 864940), (118, 681690), (124, 648705), (155, 518964), (177, 454460), (186, 432470), (236, 340845), (295, 272676), (310, 259482), (354, 227230), (372, 216235), (465, 172988), (590, 136338), (620, 129741), (708, 113615), (733, 109740), (885, 90892), (930, 86494), (1180, 68169), (1466, 54870), (1770, 45446), (1829, 43980), (1860, 43247), (2199, 36580), (2932, 27435), (3540, 22723), (3658, 21990), (3665, 21948), (4398, 18290), (5487, 14660), (7316, 10995), (7330, 10974), (8796, 9145)]