161759280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7573}}^1$

素因数の和:7678

約数の個数: 80

約数和(自身を含む): 507155040

約数和(自身を除く): 345395760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3560, 4272, 5340, 7120, 7573, 10680, 15146, 21360, 22719, 30292, 37865, 45438, 60584, 75730, 90876, 113595, 121168, 151460, 181752, 227190, 302920, 363504, 454380, 605840, 673997, 908760, 1347994, 1817520, 2021991, 2695988, 3369985, 4043982, 5391976, 6739970, 8087964, 10109955, 10783952, 13479940, 16175928, 20219910, 26959880, 32351856, 40439820, 53919760, 80879640, 161759280]

約数ペア:

[(1, 161759280), (2, 80879640), (3, 53919760), (4, 40439820), (5, 32351856), (6, 26959880), (8, 20219910), (10, 16175928), (12, 13479940), (15, 10783952), (16, 10109955), (20, 8087964), (24, 6739970), (30, 5391976), (40, 4043982), (48, 3369985), (60, 2695988), (80, 2021991), (89, 1817520), (120, 1347994), (178, 908760), (240, 673997), (267, 605840), (356, 454380), (445, 363504), (534, 302920), (712, 227190), (890, 181752), (1068, 151460), (1335, 121168), (1424, 113595), (1780, 90876), (2136, 75730), (2670, 60584), (3560, 45438), (4272, 37865), (5340, 30292), (7120, 22719), (7573, 21360), (10680, 15146)]