42448120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 115577280

約数和(自身を除く): 73129160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 44, 52, 55, 65, 82, 88, 104, 110, 130, 143, 164, 181, 205, 220, 260, 286, 328, 362, 410, 440, 451, 520, 533, 572, 715, 724, 820, 902, 905, 1066, 1144, 1430, 1448, 1640, 1804, 1810, 1991, 2132, 2255, 2353, 2665, 2860, 3608, 3620, 3982, 4264, 4510, 4706, 5330, 5720, 5863, 7240, 7421, 7964, 9020, 9412, 9955, 10660, 11726, 11765, 14842, 15928, 18040, 18824, 19910, 21320, 23452, 23530, 25883, 29315, 29684, 37105, 39820, 46904, 47060, 51766, 58630, 59368, 74210, 79640, 81631, 94120, 96473, 103532, 117260, 129415, 148420, 163262, 192946, 207064, 234520, 258830, 296840, 326524, 385892, 408155, 482365, 517660, 653048, 771784, 816310, 964730, 1035320, 1061203, 1632620, 1929460, 2122406, 3265240, 3858920, 4244812, 5306015, 8489624, 10612030, 21224060, 42448120]

約数ペア:

[(1, 42448120), (2, 21224060), (4, 10612030), (5, 8489624), (8, 5306015), (10, 4244812), (11, 3858920), (13, 3265240), (20, 2122406), (22, 1929460), (26, 1632620), (40, 1061203), (41, 1035320), (44, 964730), (52, 816310), (55, 771784), (65, 653048), (82, 517660), (88, 482365), (104, 408155), (110, 385892), (130, 326524), (143, 296840), (164, 258830), (181, 234520), (205, 207064), (220, 192946), (260, 163262), (286, 148420), (328, 129415), (362, 117260), (410, 103532), (440, 96473), (451, 94120), (520, 81631), (533, 79640), (572, 74210), (715, 59368), (724, 58630), (820, 51766), (902, 47060), (905, 46904), (1066, 39820), (1144, 37105), (1430, 29684), (1448, 29315), (1640, 25883), (1804, 23530), (1810, 23452), (1991, 21320), (2132, 19910), (2255, 18824), (2353, 18040), (2665, 15928), (2860, 14842), (3608, 11765), (3620, 11726), (3982, 10660), (4264, 9955), (4510, 9412), (4706, 9020), (5330, 7964), (5720, 7421), (5863, 7240)]