177544020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{587}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 505082592

約数和(自身を除く): 327538572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 587, 710, 852, 1065, 1174, 1420, 1761, 2130, 2348, 2935, 3522, 4260, 5041, 5870, 7044, 8805, 10082, 11740, 15123, 17610, 20164, 25205, 30246, 35220, 41677, 50410, 60492, 75615, 83354, 100820, 125031, 151230, 166708, 208385, 250062, 302460, 416770, 500124, 625155, 833540, 1250310, 2500620, 2959067, 5918134, 8877201, 11836268, 14795335, 17754402, 29590670, 35508804, 44386005, 59181340, 88772010, 177544020]

約数ペア:

[(1, 177544020), (2, 88772010), (3, 59181340), (4, 44386005), (5, 35508804), (6, 29590670), (10, 17754402), (12, 14795335), (15, 11836268), (20, 8877201), (30, 5918134), (60, 2959067), (71, 2500620), (142, 1250310), (213, 833540), (284, 625155), (355, 500124), (426, 416770), (587, 302460), (710, 250062), (852, 208385), (1065, 166708), (1174, 151230), (1420, 125031), (1761, 100820), (2130, 83354), (2348, 75615), (2935, 60492), (3522, 50410), (4260, 41677), (5041, 35220), (5870, 30246), (7044, 25205), (8805, 20164), (10082, 17610), (11740, 15123)]