31723230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 98205696

約数和(自身を除く): 66482466

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 42, 55, 62, 66, 70, 77, 93, 105, 110, 154, 155, 165, 186, 210, 217, 231, 310, 330, 341, 385, 434, 443, 462, 465, 651, 682, 770, 886, 930, 1023, 1085, 1155, 1302, 1329, 1705, 2046, 2170, 2215, 2310, 2387, 2658, 3101, 3255, 3410, 4430, 4774, 4873, 5115, 6202, 6510, 6645, 7161, 9303, 9746, 10230, 11935, 13290, 13733, 14322, 14619, 15505, 18606, 23870, 24365, 27466, 29238, 31010, 34111, 35805, 41199, 46515, 48730, 68222, 68665, 71610, 73095, 82398, 93030, 96131, 102333, 137330, 146190, 151063, 170555, 192262, 204666, 205995, 288393, 302126, 341110, 411990, 453189, 480655, 511665, 576786, 755315, 906378, 961310, 1023330, 1057441, 1441965, 1510630, 2114882, 2265945, 2883930, 3172323, 4531890, 5287205, 6344646, 10574410, 15861615, 31723230]

約数ペア:

[(1, 31723230), (2, 15861615), (3, 10574410), (5, 6344646), (6, 5287205), (7, 4531890), (10, 3172323), (11, 2883930), (14, 2265945), (15, 2114882), (21, 1510630), (22, 1441965), (30, 1057441), (31, 1023330), (33, 961310), (35, 906378), (42, 755315), (55, 576786), (62, 511665), (66, 480655), (70, 453189), (77, 411990), (93, 341110), (105, 302126), (110, 288393), (154, 205995), (155, 204666), (165, 192262), (186, 170555), (210, 151063), (217, 146190), (231, 137330), (310, 102333), (330, 96131), (341, 93030), (385, 82398), (434, 73095), (443, 71610), (462, 68665), (465, 68222), (651, 48730), (682, 46515), (770, 41199), (886, 35805), (930, 34111), (1023, 31010), (1085, 29238), (1155, 27466), (1302, 24365), (1329, 23870), (1705, 18606), (2046, 15505), (2170, 14619), (2215, 14322), (2310, 13733), (2387, 13290), (2658, 11935), (3101, 10230), (3255, 9746), (3410, 9303), (4430, 7161), (4774, 6645), (4873, 6510), (5115, 6202)]