1019990520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91397}}^1$

素因数の和:91445

約数の個数: 96

約数和(自身を含む): 3421941120

約数和(自身を除く): 2401950600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 91397, 182794, 274191, 365588, 456985, 548382, 731176, 822573, 913970, 1096764, 1370955, 1645146, 1827940, 2193528, 2741910, 2833307, 3290292, 3655880, 4112865, 5483820, 5666614, 6580584, 8225730, 8499921, 10967640, 11333228, 14166535, 16451460, 16999842, 22666456, 25499763, 28333070, 32902920, 33999684, 42499605, 50999526, 56666140, 67999368, 84999210, 101999052, 113332280, 127498815, 169998420, 203998104, 254997630, 339996840, 509995260, 1019990520]

約数ペア:

[(1, 1019990520), (2, 509995260), (3, 339996840), (4, 254997630), (5, 203998104), (6, 169998420), (8, 127498815), (9, 113332280), (10, 101999052), (12, 84999210), (15, 67999368), (18, 56666140), (20, 50999526), (24, 42499605), (30, 33999684), (31, 32902920), (36, 28333070), (40, 25499763), (45, 22666456), (60, 16999842), (62, 16451460), (72, 14166535), (90, 11333228), (93, 10967640), (120, 8499921), (124, 8225730), (155, 6580584), (180, 5666614), (186, 5483820), (248, 4112865), (279, 3655880), (310, 3290292), (360, 2833307), (372, 2741910), (465, 2193528), (558, 1827940), (620, 1645146), (744, 1370955), (930, 1096764), (1116, 913970), (1240, 822573), (1395, 731176), (1860, 548382), (2232, 456985), (2790, 365588), (3720, 274191), (5580, 182794), (11160, 91397)]