1563320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 96

約数和(自身を含む): 4309200

約数和(自身を除く): 2745880

約数列:

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

約数ペア:

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