397112820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{39163}}^1$

素因数の和:39201

約数の個数: 72

約数和(自身を含む): 1204058016

約数和(自身を除く): 806945196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 39163, 78326, 117489, 156652, 195815, 234978, 391630, 469956, 509119, 587445, 783260, 1018238, 1174890, 1527357, 2036476, 2349780, 2545595, 3054714, 5091190, 6109428, 6618547, 7636785, 10182380, 13237094, 15273570, 19855641, 26474188, 30547140, 33092735, 39711282, 66185470, 79422564, 99278205, 132370940, 198556410, 397112820]

約数ペア:

[(1, 397112820), (2, 198556410), (3, 132370940), (4, 99278205), (5, 79422564), (6, 66185470), (10, 39711282), (12, 33092735), (13, 30547140), (15, 26474188), (20, 19855641), (26, 15273570), (30, 13237094), (39, 10182380), (52, 7636785), (60, 6618547), (65, 6109428), (78, 5091190), (130, 3054714), (156, 2545595), (169, 2349780), (195, 2036476), (260, 1527357), (338, 1174890), (390, 1018238), (507, 783260), (676, 587445), (780, 509119), (845, 469956), (1014, 391630), (1690, 234978), (2028, 195815), (2535, 156652), (3380, 117489), (5070, 78326), (10140, 39163)]