489157060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2837

約数の個数: 96

約数和(自身を含む): 1241856000

約数和(自身を除く): 752698940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 41, 62, 70, 82, 124, 140, 155, 164, 205, 217, 287, 310, 410, 434, 574, 620, 820, 868, 1085, 1148, 1271, 1435, 2170, 2542, 2749, 2870, 4340, 5084, 5498, 5740, 6355, 8897, 10996, 12710, 13745, 17794, 19243, 25420, 27490, 35588, 38486, 44485, 54980, 76972, 85219, 88970, 96215, 112709, 170438, 177940, 192430, 225418, 340876, 384860, 426095, 450836, 563545, 596533, 788963, 852190, 1127090, 1193066, 1577926, 1704380, 2254180, 2386132, 2982665, 3155852, 3493979, 3944815, 5965330, 6987958, 7889630, 11930660, 13975916, 15779260, 17469895, 24457853, 34939790, 48915706, 69879580, 97831412, 122289265, 244578530, 489157060]

約数ペア:

[(1, 489157060), (2, 244578530), (4, 122289265), (5, 97831412), (7, 69879580), (10, 48915706), (14, 34939790), (20, 24457853), (28, 17469895), (31, 15779260), (35, 13975916), (41, 11930660), (62, 7889630), (70, 6987958), (82, 5965330), (124, 3944815), (140, 3493979), (155, 3155852), (164, 2982665), (205, 2386132), (217, 2254180), (287, 1704380), (310, 1577926), (410, 1193066), (434, 1127090), (574, 852190), (620, 788963), (820, 596533), (868, 563545), (1085, 450836), (1148, 426095), (1271, 384860), (1435, 340876), (2170, 225418), (2542, 192430), (2749, 177940), (2870, 170438), (4340, 112709), (5084, 96215), (5498, 88970), (5740, 85219), (6355, 76972), (8897, 54980), (10996, 44485), (12710, 38486), (13745, 35588), (17794, 27490), (19243, 25420)]