488284720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2619

約数の個数: 160

約数和(自身を含む): 1461620736

約数和(自身を除く): 973336016

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 770, 868, 880, 1085, 1232, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2480, 2557, 2728, 3080, 3410, 3472, 4340, 4774, 5114, 5456, 6160, 6820, 8680, 9548, 10228, 11935, 12785, 13640, 17360, 17899, 19096, 20456, 23870, 25570, 27280, 28127, 35798, 38192, 40912, 47740, 51140, 56254, 71596, 79267, 89495, 95480, 102280, 112508, 140635, 143192, 158534, 178990, 190960, 196889, 204560, 225016, 281270, 286384, 317068, 357980, 393778, 396335, 450032, 554869, 562540, 634136, 715960, 787556, 792670, 871937, 984445, 1109738, 1125080, 1268272, 1431920, 1575112, 1585340, 1743874, 1968890, 2219476, 2250160, 2774345, 3150224, 3170680, 3487748, 3937780, 4359685, 4438952, 5548690, 6103559, 6341360, 6975496, 7875560, 8719370, 8877904, 11097380, 12207118, 13950992, 15751120, 17438740, 22194760, 24414236, 30517795, 34877480, 44389520, 48828472, 61035590, 69754960, 97656944, 122071180, 244142360, 488284720]

約数ペア:

[(1, 488284720), (2, 244142360), (4, 122071180), (5, 97656944), (7, 69754960), (8, 61035590), (10, 48828472), (11, 44389520), (14, 34877480), (16, 30517795), (20, 24414236), (22, 22194760), (28, 17438740), (31, 15751120), (35, 13950992), (40, 12207118), (44, 11097380), (55, 8877904), (56, 8719370), (62, 7875560), (70, 6975496), (77, 6341360), (80, 6103559), (88, 5548690), (110, 4438952), (112, 4359685), (124, 3937780), (140, 3487748), (154, 3170680), (155, 3150224), (176, 2774345), (217, 2250160), (220, 2219476), (248, 1968890), (280, 1743874), (308, 1585340), (310, 1575112), (341, 1431920), (385, 1268272), (434, 1125080), (440, 1109738), (496, 984445), (560, 871937), (616, 792670), (620, 787556), (682, 715960), (770, 634136), (868, 562540), (880, 554869), (1085, 450032), (1232, 396335), (1240, 393778), (1364, 357980), (1540, 317068), (1705, 286384), (1736, 281270), (2170, 225016), (2387, 204560), (2480, 196889), (2557, 190960), (2728, 178990), (3080, 158534), (3410, 143192), (3472, 140635), (4340, 112508), (4774, 102280), (5114, 95480), (5456, 89495), (6160, 79267), (6820, 71596), (8680, 56254), (9548, 51140), (10228, 47740), (11935, 40912), (12785, 38192), (13640, 35798), (17360, 28127), (17899, 27280), (19096, 25570), (20456, 23870)]