3126640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 120

約数和(自身を含む): 8905680

約数和(自身を除く): 5779040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 121, 136, 152, 170, 176, 187, 190, 209, 220, 242, 272, 304, 323, 340, 374, 380, 418, 440, 484, 605, 646, 680, 748, 760, 836, 880, 935, 968, 1045, 1210, 1292, 1360, 1496, 1520, 1615, 1672, 1870, 1936, 2057, 2090, 2299, 2420, 2584, 2992, 3230, 3344, 3553, 3740, 4114, 4180, 4598, 4840, 5168, 6460, 7106, 7480, 8228, 8360, 9196, 9680, 10285, 11495, 12920, 14212, 14960, 16456, 16720, 17765, 18392, 20570, 22990, 25840, 28424, 32912, 35530, 36784, 39083, 41140, 45980, 56848, 71060, 78166, 82280, 91960, 142120, 156332, 164560, 183920, 195415, 284240, 312664, 390830, 625328, 781660, 1563320, 3126640]

約数ペア:

[(1, 3126640), (2, 1563320), (4, 781660), (5, 625328), (8, 390830), (10, 312664), (11, 284240), (16, 195415), (17, 183920), (19, 164560), (20, 156332), (22, 142120), (34, 91960), (38, 82280), (40, 78166), (44, 71060), (55, 56848), (68, 45980), (76, 41140), (80, 39083), (85, 36784), (88, 35530), (95, 32912), (110, 28424), (121, 25840), (136, 22990), (152, 20570), (170, 18392), (176, 17765), (187, 16720), (190, 16456), (209, 14960), (220, 14212), (242, 12920), (272, 11495), (304, 10285), (323, 9680), (340, 9196), (374, 8360), (380, 8228), (418, 7480), (440, 7106), (484, 6460), (605, 5168), (646, 4840), (680, 4598), (748, 4180), (760, 4114), (836, 3740), (880, 3553), (935, 3344), (968, 3230), (1045, 2992), (1210, 2584), (1292, 2420), (1360, 2299), (1496, 2090), (1520, 2057), (1615, 1936), (1672, 1870)]