204078800

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 516287640

約数和(自身を除く): 312208840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 73, 80, 100, 116, 145, 146, 200, 232, 241, 290, 292, 365, 400, 464, 482, 580, 584, 725, 730, 964, 1160, 1168, 1205, 1450, 1460, 1825, 1928, 2117, 2320, 2410, 2900, 2920, 3650, 3856, 4234, 4820, 5800, 5840, 6025, 6989, 7300, 8468, 9640, 10585, 11600, 12050, 13978, 14600, 16936, 17593, 19280, 21170, 24100, 27956, 29200, 33872, 34945, 35186, 42340, 48200, 52925, 55912, 69890, 70372, 84680, 87965, 96400, 105850, 111824, 139780, 140744, 169360, 174725, 175930, 211700, 279560, 281488, 349450, 351860, 423400, 439825, 510197, 559120, 698900, 703720, 846800, 879650, 1020394, 1397800, 1407440, 1759300, 2040788, 2550985, 2795600, 3518600, 4081576, 5101970, 7037200, 8163152, 10203940, 12754925, 20407880, 25509850, 40815760, 51019700, 102039400, 204078800]

約数ペア:

[(1, 204078800), (2, 102039400), (4, 51019700), (5, 40815760), (8, 25509850), (10, 20407880), (16, 12754925), (20, 10203940), (25, 8163152), (29, 7037200), (40, 5101970), (50, 4081576), (58, 3518600), (73, 2795600), (80, 2550985), (100, 2040788), (116, 1759300), (145, 1407440), (146, 1397800), (200, 1020394), (232, 879650), (241, 846800), (290, 703720), (292, 698900), (365, 559120), (400, 510197), (464, 439825), (482, 423400), (580, 351860), (584, 349450), (725, 281488), (730, 279560), (964, 211700), (1160, 175930), (1168, 174725), (1205, 169360), (1450, 140744), (1460, 139780), (1825, 111824), (1928, 105850), (2117, 96400), (2320, 87965), (2410, 84680), (2900, 70372), (2920, 69890), (3650, 55912), (3856, 52925), (4234, 48200), (4820, 42340), (5800, 35186), (5840, 34945), (6025, 33872), (6989, 29200), (7300, 27956), (8468, 24100), (9640, 21170), (10585, 19280), (11600, 17593), (12050, 16936), (13978, 14600)]