207130040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23431}}^1$

素因数の和:23472

約数の個数: 64

約数和(自身を含む): 531437760

約数和(自身を除く): 324307720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 23431, 46862, 93724, 117155, 187448, 234310, 304603, 398327, 468620, 609206, 796654, 937240, 1218412, 1523015, 1593308, 1991635, 2436824, 3046030, 3186616, 3983270, 5178251, 6092060, 7966540, 10356502, 12184120, 15933080, 20713004, 25891255, 41426008, 51782510, 103565020, 207130040]

約数ペア:

[(1, 207130040), (2, 103565020), (4, 51782510), (5, 41426008), (8, 25891255), (10, 20713004), (13, 15933080), (17, 12184120), (20, 10356502), (26, 7966540), (34, 6092060), (40, 5178251), (52, 3983270), (65, 3186616), (68, 3046030), (85, 2436824), (104, 1991635), (130, 1593308), (136, 1523015), (170, 1218412), (221, 937240), (260, 796654), (340, 609206), (442, 468620), (520, 398327), (680, 304603), (884, 234310), (1105, 187448), (1768, 117155), (2210, 93724), (4420, 46862), (8840, 23431)]