179899668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1429}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 491891400

約数和(自身を除く): 311991732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 269, 468, 538, 807, 1076, 1429, 1614, 2421, 2858, 3228, 3497, 4287, 4842, 5716, 6994, 8574, 9684, 10491, 12861, 13988, 17148, 18577, 20982, 25722, 31473, 37154, 41964, 51444, 55731, 62946, 74308, 111462, 125892, 167193, 222924, 334386, 384401, 668772, 768802, 1153203, 1537604, 2306406, 3459609, 4612812, 4997213, 6919218, 9994426, 13838436, 14991639, 19988852, 29983278, 44974917, 59966556, 89949834, 179899668]

約数ペア:

[(1, 179899668), (2, 89949834), (3, 59966556), (4, 44974917), (6, 29983278), (9, 19988852), (12, 14991639), (13, 13838436), (18, 9994426), (26, 6919218), (36, 4997213), (39, 4612812), (52, 3459609), (78, 2306406), (117, 1537604), (156, 1153203), (234, 768802), (269, 668772), (468, 384401), (538, 334386), (807, 222924), (1076, 167193), (1429, 125892), (1614, 111462), (2421, 74308), (2858, 62946), (3228, 55731), (3497, 51444), (4287, 41964), (4842, 37154), (5716, 31473), (6994, 25722), (8574, 20982), (9684, 18577), (10491, 17148), (12861, 13988)]