155768800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:633

約数の個数: 144

約数和(自身を含む): 428972544

約数和(自身を除く): 273203744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 341, 352, 400, 440, 496, 550, 571, 620, 682, 775, 800, 880, 992, 1100, 1142, 1240, 1364, 1550, 1705, 1760, 2200, 2284, 2480, 2728, 2855, 3100, 3410, 4400, 4568, 4960, 5456, 5710, 6200, 6281, 6820, 8525, 8800, 9136, 10912, 11420, 12400, 12562, 13640, 14275, 17050, 17701, 18272, 22840, 24800, 25124, 27280, 28550, 31405, 34100, 35402, 45680, 50248, 54560, 57100, 62810, 68200, 70804, 88505, 91360, 100496, 114200, 125620, 136400, 141608, 157025, 177010, 194711, 200992, 228400, 251240, 272800, 283216, 314050, 354020, 389422, 442525, 456800, 502480, 566432, 628100, 708040, 778844, 885050, 973555, 1004960, 1256200, 1416080, 1557688, 1770100, 1947110, 2512400, 2832160, 3115376, 3540200, 3894220, 4867775, 5024800, 6230752, 7080400, 7788440, 9735550, 14160800, 15576880, 19471100, 31153760, 38942200, 77884400, 155768800]

約数ペア:

[(1, 155768800), (2, 77884400), (4, 38942200), (5, 31153760), (8, 19471100), (10, 15576880), (11, 14160800), (16, 9735550), (20, 7788440), (22, 7080400), (25, 6230752), (31, 5024800), (32, 4867775), (40, 3894220), (44, 3540200), (50, 3115376), (55, 2832160), (62, 2512400), (80, 1947110), (88, 1770100), (100, 1557688), (110, 1416080), (124, 1256200), (155, 1004960), (160, 973555), (176, 885050), (200, 778844), (220, 708040), (248, 628100), (275, 566432), (310, 502480), (341, 456800), (352, 442525), (400, 389422), (440, 354020), (496, 314050), (550, 283216), (571, 272800), (620, 251240), (682, 228400), (775, 200992), (800, 194711), (880, 177010), (992, 157025), (1100, 141608), (1142, 136400), (1240, 125620), (1364, 114200), (1550, 100496), (1705, 91360), (1760, 88505), (2200, 70804), (2284, 68200), (2480, 62810), (2728, 57100), (2855, 54560), (3100, 50248), (3410, 45680), (4400, 35402), (4568, 34100), (4960, 31405), (5456, 28550), (5710, 27280), (6200, 25124), (6281, 24800), (6820, 22840), (8525, 18272), (8800, 17701), (9136, 17050), (10912, 14275), (11420, 13640), (12400, 12562)]