256295600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1939

約数の個数: 120

約数和(自身を含む): 693765120

約数和(自身を除く): 437469520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 620, 682, 775, 880, 1100, 1240, 1364, 1550, 1705, 1879, 2200, 2480, 2728, 3100, 3410, 3758, 4400, 5456, 6200, 6820, 7516, 8525, 9395, 12400, 13640, 15032, 17050, 18790, 20669, 27280, 30064, 34100, 37580, 41338, 46975, 58249, 68200, 75160, 82676, 93950, 103345, 116498, 136400, 150320, 165352, 187900, 206690, 232996, 291245, 330704, 375800, 413380, 465992, 516725, 582490, 640739, 751600, 826760, 931984, 1033450, 1164980, 1281478, 1456225, 1653520, 2066900, 2329960, 2562956, 2912450, 3203695, 4133800, 4659920, 5125912, 5824900, 6407390, 8267600, 10251824, 11649800, 12814780, 16018475, 23299600, 25629560, 32036950, 51259120, 64073900, 128147800, 256295600]

約数ペア:

[(1, 256295600), (2, 128147800), (4, 64073900), (5, 51259120), (8, 32036950), (10, 25629560), (11, 23299600), (16, 16018475), (20, 12814780), (22, 11649800), (25, 10251824), (31, 8267600), (40, 6407390), (44, 5824900), (50, 5125912), (55, 4659920), (62, 4133800), (80, 3203695), (88, 2912450), (100, 2562956), (110, 2329960), (124, 2066900), (155, 1653520), (176, 1456225), (200, 1281478), (220, 1164980), (248, 1033450), (275, 931984), (310, 826760), (341, 751600), (400, 640739), (440, 582490), (496, 516725), (550, 465992), (620, 413380), (682, 375800), (775, 330704), (880, 291245), (1100, 232996), (1240, 206690), (1364, 187900), (1550, 165352), (1705, 150320), (1879, 136400), (2200, 116498), (2480, 103345), (2728, 93950), (3100, 82676), (3410, 75160), (3758, 68200), (4400, 58249), (5456, 46975), (6200, 41338), (6820, 37580), (7516, 34100), (8525, 30064), (9395, 27280), (12400, 20669), (13640, 18790), (15032, 17050)]