489245880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1861

約数の個数: 128

約数和(自身を含む): 1547320320

約数和(自身を除く): 1058074440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 103, 115, 120, 138, 184, 206, 230, 276, 309, 345, 412, 460, 515, 552, 618, 690, 824, 920, 1030, 1236, 1380, 1545, 1721, 2060, 2369, 2472, 2760, 3090, 3442, 4120, 4738, 5163, 6180, 6884, 7107, 8605, 9476, 10326, 11845, 12360, 13768, 14214, 17210, 18952, 20652, 23690, 25815, 28428, 34420, 35535, 39583, 41304, 47380, 51630, 56856, 68840, 71070, 79166, 94760, 103260, 118749, 142140, 158332, 177263, 197915, 206520, 237498, 284280, 316664, 354526, 395830, 474996, 531789, 593745, 709052, 791660, 886315, 949992, 1063578, 1187490, 1418104, 1583320, 1772630, 2127156, 2374980, 2658945, 3545260, 4077049, 4254312, 4749960, 5317890, 7090520, 8154098, 10635780, 12231147, 16308196, 20385245, 21271560, 24462294, 32616392, 40770490, 48924588, 61155735, 81540980, 97849176, 122311470, 163081960, 244622940, 489245880]

約数ペア:

[(1, 489245880), (2, 244622940), (3, 163081960), (4, 122311470), (5, 97849176), (6, 81540980), (8, 61155735), (10, 48924588), (12, 40770490), (15, 32616392), (20, 24462294), (23, 21271560), (24, 20385245), (30, 16308196), (40, 12231147), (46, 10635780), (60, 8154098), (69, 7090520), (92, 5317890), (103, 4749960), (115, 4254312), (120, 4077049), (138, 3545260), (184, 2658945), (206, 2374980), (230, 2127156), (276, 1772630), (309, 1583320), (345, 1418104), (412, 1187490), (460, 1063578), (515, 949992), (552, 886315), (618, 791660), (690, 709052), (824, 593745), (920, 531789), (1030, 474996), (1236, 395830), (1380, 354526), (1545, 316664), (1721, 284280), (2060, 237498), (2369, 206520), (2472, 197915), (2760, 177263), (3090, 158332), (3442, 142140), (4120, 118749), (4738, 103260), (5163, 94760), (6180, 79166), (6884, 71070), (7107, 68840), (8605, 56856), (9476, 51630), (10326, 47380), (11845, 41304), (12360, 39583), (13768, 35535), (14214, 34420), (17210, 28428), (18952, 25815), (20652, 23690)]