209416740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{701}}^1$

素因数の和:1109

約数の個数: 96

約数和(自身を含む): 634023936

約数和(自身を除く): 424607196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 383, 390, 701, 766, 780, 1149, 1402, 1532, 1915, 2103, 2298, 2804, 3505, 3830, 4206, 4596, 4979, 5745, 7010, 7660, 8412, 9113, 9958, 10515, 11490, 14020, 14937, 18226, 19916, 21030, 22980, 24895, 27339, 29874, 36452, 42060, 45565, 49790, 54678, 59748, 74685, 91130, 99580, 109356, 136695, 149370, 182260, 268483, 273390, 298740, 536966, 546780, 805449, 1073932, 1342415, 1610898, 2684830, 3221796, 3490279, 4027245, 5369660, 6980558, 8054490, 10470837, 13961116, 16108980, 17451395, 20941674, 34902790, 41883348, 52354185, 69805580, 104708370, 209416740]

約数ペア:

[(1, 209416740), (2, 104708370), (3, 69805580), (4, 52354185), (5, 41883348), (6, 34902790), (10, 20941674), (12, 17451395), (13, 16108980), (15, 13961116), (20, 10470837), (26, 8054490), (30, 6980558), (39, 5369660), (52, 4027245), (60, 3490279), (65, 3221796), (78, 2684830), (130, 1610898), (156, 1342415), (195, 1073932), (260, 805449), (383, 546780), (390, 536966), (701, 298740), (766, 273390), (780, 268483), (1149, 182260), (1402, 149370), (1532, 136695), (1915, 109356), (2103, 99580), (2298, 91130), (2804, 74685), (3505, 59748), (3830, 54678), (4206, 49790), (4596, 45565), (4979, 42060), (5745, 36452), (7010, 29874), (7660, 27339), (8412, 24895), (9113, 22980), (9958, 21030), (10515, 19916), (11490, 18226), (14020, 14937)]