201739340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 519886080

約数和(自身を除く): 318146740

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 167, 170, 187, 190, 209, 220, 289, 323, 334, 340, 374, 380, 418, 578, 646, 668, 748, 835, 836, 935, 1045, 1156, 1292, 1445, 1615, 1670, 1837, 1870, 2090, 2839, 2890, 3173, 3179, 3230, 3340, 3553, 3674, 3740, 4180, 5491, 5678, 5780, 6346, 6358, 6460, 7106, 7348, 9185, 10982, 11356, 12692, 12716, 14195, 14212, 15865, 15895, 17765, 18370, 21964, 27455, 28390, 31229, 31730, 31790, 34903, 35530, 36740, 48263, 53941, 54910, 56780, 60401, 62458, 63460, 63580, 69806, 71060, 96526, 107882, 109820, 120802, 124916, 139612, 156145, 174515, 193052, 215764, 241315, 241604, 269705, 302005, 312290, 349030, 482630, 530893, 539410, 593351, 604010, 624580, 698060, 916997, 965260, 1061786, 1078820, 1186702, 1208020, 1833994, 2123572, 2373404, 2654465, 2966755, 3667988, 4584985, 5308930, 5933510, 9169970, 10086967, 10617860, 11867020, 18339940, 20173934, 40347868, 50434835, 100869670, 201739340]

約数ペア:

[(1, 201739340), (2, 100869670), (4, 50434835), (5, 40347868), (10, 20173934), (11, 18339940), (17, 11867020), (19, 10617860), (20, 10086967), (22, 9169970), (34, 5933510), (38, 5308930), (44, 4584985), (55, 3667988), (68, 2966755), (76, 2654465), (85, 2373404), (95, 2123572), (110, 1833994), (167, 1208020), (170, 1186702), (187, 1078820), (190, 1061786), (209, 965260), (220, 916997), (289, 698060), (323, 624580), (334, 604010), (340, 593351), (374, 539410), (380, 530893), (418, 482630), (578, 349030), (646, 312290), (668, 302005), (748, 269705), (835, 241604), (836, 241315), (935, 215764), (1045, 193052), (1156, 174515), (1292, 156145), (1445, 139612), (1615, 124916), (1670, 120802), (1837, 109820), (1870, 107882), (2090, 96526), (2839, 71060), (2890, 69806), (3173, 63580), (3179, 63460), (3230, 62458), (3340, 60401), (3553, 56780), (3674, 54910), (3740, 53941), (4180, 48263), (5491, 36740), (5678, 35530), (5780, 34903), (6346, 31790), (6358, 31730), (6460, 31229), (7106, 28390), (7348, 27455), (9185, 21964), (10982, 18370), (11356, 17765), (12692, 15895), (12716, 15865), (14195, 14212)]