31726890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 160

約数和(自身を含む): 96598656

約数和(自身を除く): 64871766

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 81, 90, 115, 117, 130, 131, 135, 138, 162, 195, 207, 230, 234, 262, 270, 299, 345, 351, 390, 393, 405, 414, 585, 598, 621, 655, 690, 702, 786, 810, 897, 1035, 1053, 1170, 1179, 1242, 1310, 1495, 1703, 1755, 1794, 1863, 1965, 2070, 2106, 2358, 2691, 2990, 3013, 3105, 3406, 3510, 3537, 3726, 3930, 4485, 5109, 5265, 5382, 5895, 6026, 6210, 7074, 8073, 8515, 8970, 9039, 9315, 10218, 10530, 10611, 11790, 13455, 15065, 15327, 16146, 17030, 17685, 18078, 18630, 21222, 24219, 25545, 26910, 27117, 30130, 30654, 35370, 39169, 40365, 45195, 45981, 48438, 51090, 53055, 54234, 76635, 78338, 80730, 81351, 90390, 91962, 106110, 117507, 121095, 135585, 137943, 153270, 162702, 195845, 229905, 235014, 242190, 244053, 271170, 275886, 352521, 391690, 406755, 459810, 488106, 587535, 689715, 705042, 813510, 1057563, 1175070, 1220265, 1379430, 1762605, 2115126, 2440530, 3172689, 3525210, 5287815, 6345378, 10575630, 15863445, 31726890]

約数ペア:

[(1, 31726890), (2, 15863445), (3, 10575630), (5, 6345378), (6, 5287815), (9, 3525210), (10, 3172689), (13, 2440530), (15, 2115126), (18, 1762605), (23, 1379430), (26, 1220265), (27, 1175070), (30, 1057563), (39, 813510), (45, 705042), (46, 689715), (54, 587535), (65, 488106), (69, 459810), (78, 406755), (81, 391690), (90, 352521), (115, 275886), (117, 271170), (130, 244053), (131, 242190), (135, 235014), (138, 229905), (162, 195845), (195, 162702), (207, 153270), (230, 137943), (234, 135585), (262, 121095), (270, 117507), (299, 106110), (345, 91962), (351, 90390), (390, 81351), (393, 80730), (405, 78338), (414, 76635), (585, 54234), (598, 53055), (621, 51090), (655, 48438), (690, 45981), (702, 45195), (786, 40365), (810, 39169), (897, 35370), (1035, 30654), (1053, 30130), (1170, 27117), (1179, 26910), (1242, 25545), (1310, 24219), (1495, 21222), (1703, 18630), (1755, 18078), (1794, 17685), (1863, 17030), (1965, 16146), (2070, 15327), (2106, 15065), (2358, 13455), (2691, 11790), (2990, 10611), (3013, 10530), (3105, 10218), (3406, 9315), (3510, 9039), (3537, 8970), (3726, 8515), (3930, 8073), (4485, 7074), (5109, 6210), (5265, 6026), (5382, 5895)]