173664560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1966

約数の個数: 80

約数和(自身を含む): 432219360

約数和(自身を除く): 258554800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1520, 1873, 2318, 2440, 3746, 4636, 4880, 5795, 7492, 9272, 9365, 11590, 14984, 18544, 18730, 23180, 29968, 35587, 37460, 46360, 71174, 74920, 92720, 114253, 142348, 149840, 177935, 228506, 284696, 355870, 457012, 569392, 571265, 711740, 914024, 1142530, 1423480, 1828048, 2170807, 2285060, 2846960, 4341614, 4570120, 8683228, 9140240, 10854035, 17366456, 21708070, 34732912, 43416140, 86832280, 173664560]

約数ペア:

[(1, 173664560), (2, 86832280), (4, 43416140), (5, 34732912), (8, 21708070), (10, 17366456), (16, 10854035), (19, 9140240), (20, 8683228), (38, 4570120), (40, 4341614), (61, 2846960), (76, 2285060), (80, 2170807), (95, 1828048), (122, 1423480), (152, 1142530), (190, 914024), (244, 711740), (304, 571265), (305, 569392), (380, 457012), (488, 355870), (610, 284696), (760, 228506), (976, 177935), (1159, 149840), (1220, 142348), (1520, 114253), (1873, 92720), (2318, 74920), (2440, 71174), (3746, 46360), (4636, 37460), (4880, 35587), (5795, 29968), (7492, 23180), (9272, 18730), (9365, 18544), (11590, 14984)]