42243640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 109330560

約数和(自身を除く): 67086920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 37, 40, 46, 68, 73, 74, 85, 92, 115, 136, 146, 148, 170, 184, 185, 230, 292, 296, 340, 365, 370, 391, 460, 584, 629, 680, 730, 740, 782, 851, 920, 1241, 1258, 1460, 1480, 1564, 1679, 1702, 1955, 2482, 2516, 2701, 2920, 3128, 3145, 3358, 3404, 3910, 4255, 4964, 5032, 5402, 6205, 6290, 6716, 6808, 7820, 8395, 8510, 9928, 10804, 12410, 12580, 13432, 13505, 14467, 15640, 16790, 17020, 21608, 24820, 25160, 27010, 28543, 28934, 33580, 34040, 45917, 49640, 54020, 57086, 57868, 62123, 67160, 72335, 91834, 108040, 114172, 115736, 124246, 142715, 144670, 183668, 228344, 229585, 248492, 285430, 289340, 310615, 367336, 459170, 496984, 570860, 578680, 621230, 918340, 1056091, 1141720, 1242460, 1836680, 2112182, 2484920, 4224364, 5280455, 8448728, 10560910, 21121820, 42243640]

約数ペア:

[(1, 42243640), (2, 21121820), (4, 10560910), (5, 8448728), (8, 5280455), (10, 4224364), (17, 2484920), (20, 2112182), (23, 1836680), (34, 1242460), (37, 1141720), (40, 1056091), (46, 918340), (68, 621230), (73, 578680), (74, 570860), (85, 496984), (92, 459170), (115, 367336), (136, 310615), (146, 289340), (148, 285430), (170, 248492), (184, 229585), (185, 228344), (230, 183668), (292, 144670), (296, 142715), (340, 124246), (365, 115736), (370, 114172), (391, 108040), (460, 91834), (584, 72335), (629, 67160), (680, 62123), (730, 57868), (740, 57086), (782, 54020), (851, 49640), (920, 45917), (1241, 34040), (1258, 33580), (1460, 28934), (1480, 28543), (1564, 27010), (1679, 25160), (1702, 24820), (1955, 21608), (2482, 17020), (2516, 16790), (2701, 15640), (2920, 14467), (3128, 13505), (3145, 13432), (3358, 12580), (3404, 12410), (3910, 10804), (4255, 9928), (4964, 8510), (5032, 8395), (5402, 7820), (6205, 6808), (6290, 6716)]