964761720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{618437}}^1$

素因数の和:618464

約数の個数: 64

約数和(自身を含む): 3116927520

約数和(自身を除く): 2152165800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 618437, 1236874, 1855311, 2473748, 3092185, 3710622, 4947496, 6184370, 7421244, 8039681, 9276555, 12368740, 14842488, 16079362, 18553110, 24119043, 24737480, 32158724, 37106220, 40198405, 48238086, 64317448, 74212440, 80396810, 96476172, 120595215, 160793620, 192952344, 241190430, 321587240, 482380860, 964761720]

約数ペア:

[(1, 964761720), (2, 482380860), (3, 321587240), (4, 241190430), (5, 192952344), (6, 160793620), (8, 120595215), (10, 96476172), (12, 80396810), (13, 74212440), (15, 64317448), (20, 48238086), (24, 40198405), (26, 37106220), (30, 32158724), (39, 24737480), (40, 24119043), (52, 18553110), (60, 16079362), (65, 14842488), (78, 12368740), (104, 9276555), (120, 8039681), (130, 7421244), (156, 6184370), (195, 4947496), (260, 3710622), (312, 3092185), (390, 2473748), (520, 1855311), (780, 1236874), (1560, 618437)]