766125780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{260587}}^1$

素因数の和:260613

約数の個数: 72

約数和(自身を含む): 2495390688

約数和(自身を除く): 1729264908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 260587, 521174, 781761, 1042348, 1302935, 1563522, 1824109, 2605870, 3127044, 3648218, 3908805, 5211740, 5472327, 7296436, 7817610, 9120545, 10944654, 12768763, 15635220, 18241090, 21889308, 25537526, 27361635, 36482180, 38306289, 51075052, 54723270, 63843815, 76612578, 109446540, 127687630, 153225156, 191531445, 255375260, 383062890, 766125780]

約数ペア:

[(1, 766125780), (2, 383062890), (3, 255375260), (4, 191531445), (5, 153225156), (6, 127687630), (7, 109446540), (10, 76612578), (12, 63843815), (14, 54723270), (15, 51075052), (20, 38306289), (21, 36482180), (28, 27361635), (30, 25537526), (35, 21889308), (42, 18241090), (49, 15635220), (60, 12768763), (70, 10944654), (84, 9120545), (98, 7817610), (105, 7296436), (140, 5472327), (147, 5211740), (196, 3908805), (210, 3648218), (245, 3127044), (294, 2605870), (420, 1824109), (490, 1563522), (588, 1302935), (735, 1042348), (980, 781761), (1470, 521174), (2940, 260587)]