18550740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1441

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 40719660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1399, 2210, 2652, 2798, 3315, 4197, 4420, 5596, 6630, 6995, 8394, 13260, 13990, 16788, 18187, 20985, 23783, 27980, 36374, 41970, 47566, 54561, 71349, 72748, 83940, 90935, 95132, 109122, 118915, 142698, 181870, 218244, 237830, 272805, 285396, 309179, 356745, 363740, 475660, 545610, 618358, 713490, 927537, 1091220, 1236716, 1426980, 1545895, 1855074, 3091790, 3710148, 4637685, 6183580, 9275370, 18550740]

約数ペア:

[(1, 18550740), (2, 9275370), (3, 6183580), (4, 4637685), (5, 3710148), (6, 3091790), (10, 1855074), (12, 1545895), (13, 1426980), (15, 1236716), (17, 1091220), (20, 927537), (26, 713490), (30, 618358), (34, 545610), (39, 475660), (51, 363740), (52, 356745), (60, 309179), (65, 285396), (68, 272805), (78, 237830), (85, 218244), (102, 181870), (130, 142698), (156, 118915), (170, 109122), (195, 95132), (204, 90935), (221, 83940), (255, 72748), (260, 71349), (340, 54561), (390, 47566), (442, 41970), (510, 36374), (663, 27980), (780, 23783), (884, 20985), (1020, 18187), (1105, 16788), (1326, 13990), (1399, 13260), (2210, 8394), (2652, 6995), (2798, 6630), (3315, 5596), (4197, 4420)]