408894540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23581}}^1$

素因数の和:23627

約数の個数: 72

約数和(自身を含む): 1216265232

約数和(自身を除く): 807370692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 5780, 8670, 17340, 23581, 47162, 70743, 94324, 117905, 141486, 235810, 282972, 353715, 400877, 471620, 707430, 801754, 1202631, 1414860, 1603508, 2004385, 2405262, 4008770, 4810524, 6013155, 6814909, 8017540, 12026310, 13629818, 20444727, 24052620, 27259636, 34074545, 40889454, 68149090, 81778908, 102223635, 136298180, 204447270, 408894540]

約数ペア:

[(1, 408894540), (2, 204447270), (3, 136298180), (4, 102223635), (5, 81778908), (6, 68149090), (10, 40889454), (12, 34074545), (15, 27259636), (17, 24052620), (20, 20444727), (30, 13629818), (34, 12026310), (51, 8017540), (60, 6814909), (68, 6013155), (85, 4810524), (102, 4008770), (170, 2405262), (204, 2004385), (255, 1603508), (289, 1414860), (340, 1202631), (510, 801754), (578, 707430), (867, 471620), (1020, 400877), (1156, 353715), (1445, 282972), (1734, 235810), (2890, 141486), (3468, 117905), (4335, 94324), (5780, 70743), (8670, 47162), (17340, 23581)]