28178804520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{119869}}^1$

素因数の和:120539

約数の個数: 96

約数和(自身を含む): 91722126600

約数和(自身を除く): 63543322080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 653, 1306, 1959, 2612, 3265, 3918, 5224, 5877, 6530, 7836, 9795, 11754, 13060, 15672, 19590, 23508, 26120, 29385, 39180, 47016, 58770, 78360, 117540, 119869, 235080, 239738, 359607, 479476, 599345, 719214, 958952, 1078821, 1198690, 1438428, 1798035, 2157642, 2397380, 2876856, 3596070, 4315284, 4794760, 5394105, 7192140, 8630568, 10788210, 14384280, 21576420, 43152840, 78274457, 156548914, 234823371, 313097828, 391372285, 469646742, 626195656, 704470113, 782744570, 939293484, 1174116855, 1408940226, 1565489140, 1878586968, 2348233710, 2817880452, 3130978280, 3522350565, 4696467420, 5635760904, 7044701130, 9392934840, 14089402260, 28178804520]

約数ペア:

[(1, 28178804520), (2, 14089402260), (3, 9392934840), (4, 7044701130), (5, 5635760904), (6, 4696467420), (8, 3522350565), (9, 3130978280), (10, 2817880452), (12, 2348233710), (15, 1878586968), (18, 1565489140), (20, 1408940226), (24, 1174116855), (30, 939293484), (36, 782744570), (40, 704470113), (45, 626195656), (60, 469646742), (72, 391372285), (90, 313097828), (120, 234823371), (180, 156548914), (360, 78274457), (653, 43152840), (1306, 21576420), (1959, 14384280), (2612, 10788210), (3265, 8630568), (3918, 7192140), (5224, 5394105), (5877, 4794760), (6530, 4315284), (7836, 3596070), (9795, 2876856), (11754, 2397380), (13060, 2157642), (15672, 1798035), (19590, 1438428), (23508, 1198690), (26120, 1078821), (29385, 958952), (39180, 719214), (47016, 599345), (58770, 479476), (78360, 359607), (117540, 239738), (119869, 235080)]