73997940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72547}}^1$

素因数の和:72576

約数の個数: 48

約数和(自身を含む): 219385152

約数和(自身を除く): 145387212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 72547, 145094, 217641, 290188, 362735, 435282, 725470, 870564, 1088205, 1233299, 1450940, 2176410, 2466598, 3699897, 4352820, 4933196, 6166495, 7399794, 12332990, 14799588, 18499485, 24665980, 36998970, 73997940]

約数ペア:

[(1, 73997940), (2, 36998970), (3, 24665980), (4, 18499485), (5, 14799588), (6, 12332990), (10, 7399794), (12, 6166495), (15, 4933196), (17, 4352820), (20, 3699897), (30, 2466598), (34, 2176410), (51, 1450940), (60, 1233299), (68, 1088205), (85, 870564), (102, 725470), (170, 435282), (204, 362735), (255, 290188), (340, 217641), (510, 145094), (1020, 72547)]