220123002

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 498843648

約数和(自身を除く): 278720646

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 271, 341, 397, 542, 682, 794, 813, 1023, 1191, 1626, 2046, 2382, 2981, 4367, 5962, 8401, 8734, 8943, 12307, 13101, 16802, 17886, 24614, 25203, 26202, 36921, 50406, 73842, 92411, 107587, 135377, 184822, 215174, 270754, 277233, 322761, 406131, 554466, 645522, 812262, 1183457, 2366914, 3335197, 3550371, 6670394, 7100742, 10005591, 20011182, 36687167, 73374334, 110061501, 220123002]

約数ペア:

[(1, 220123002), (2, 110061501), (3, 73374334), (6, 36687167), (11, 20011182), (22, 10005591), (31, 7100742), (33, 6670394), (62, 3550371), (66, 3335197), (93, 2366914), (186, 1183457), (271, 812262), (341, 645522), (397, 554466), (542, 406131), (682, 322761), (794, 277233), (813, 270754), (1023, 215174), (1191, 184822), (1626, 135377), (2046, 107587), (2382, 92411), (2981, 73842), (4367, 50406), (5962, 36921), (8401, 26202), (8734, 25203), (8943, 24614), (12307, 17886), (13101, 16802)]