261162330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3581}}^1$

素因数の和:3632

約数の個数: 128

約数和(自身を含む): 779901696

約数和(自身を除く): 518739366

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 17, 22, 26, 30, 33, 34, 39, 51, 55, 65, 66, 78, 85, 102, 110, 130, 143, 165, 170, 187, 195, 221, 255, 286, 330, 374, 390, 429, 442, 510, 561, 663, 715, 858, 935, 1105, 1122, 1326, 1430, 1870, 2145, 2210, 2431, 2805, 3315, 3581, 4290, 4862, 5610, 6630, 7162, 7293, 10743, 12155, 14586, 17905, 21486, 24310, 35810, 36465, 39391, 46553, 53715, 60877, 72930, 78782, 93106, 107430, 118173, 121754, 139659, 182631, 196955, 232765, 236346, 279318, 304385, 365262, 393910, 465530, 512083, 590865, 608770, 669647, 698295, 791401, 913155, 1024166, 1181730, 1339294, 1396590, 1536249, 1582802, 1826310, 2008941, 2374203, 2560415, 3072498, 3348235, 3957005, 4017882, 4748406, 5120830, 6696470, 7681245, 7914010, 8705411, 10044705, 11871015, 15362490, 17410822, 20089410, 23742030, 26116233, 43527055, 52232466, 87054110, 130581165, 261162330]

約数ペア:

[(1, 261162330), (2, 130581165), (3, 87054110), (5, 52232466), (6, 43527055), (10, 26116233), (11, 23742030), (13, 20089410), (15, 17410822), (17, 15362490), (22, 11871015), (26, 10044705), (30, 8705411), (33, 7914010), (34, 7681245), (39, 6696470), (51, 5120830), (55, 4748406), (65, 4017882), (66, 3957005), (78, 3348235), (85, 3072498), (102, 2560415), (110, 2374203), (130, 2008941), (143, 1826310), (165, 1582802), (170, 1536249), (187, 1396590), (195, 1339294), (221, 1181730), (255, 1024166), (286, 913155), (330, 791401), (374, 698295), (390, 669647), (429, 608770), (442, 590865), (510, 512083), (561, 465530), (663, 393910), (715, 365262), (858, 304385), (935, 279318), (1105, 236346), (1122, 232765), (1326, 196955), (1430, 182631), (1870, 139659), (2145, 121754), (2210, 118173), (2431, 107430), (2805, 93106), (3315, 78782), (3581, 72930), (4290, 60877), (4862, 53715), (5610, 46553), (6630, 39391), (7162, 36465), (7293, 35810), (10743, 24310), (12155, 21486), (14586, 17905)]