21699600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 75972816

約数和(自身を除く): 54273216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 107, 120, 130, 150, 156, 169, 195, 200, 208, 214, 240, 260, 300, 312, 321, 325, 338, 390, 400, 428, 507, 520, 535, 600, 624, 642, 650, 676, 780, 845, 856, 975, 1014, 1040, 1070, 1200, 1284, 1300, 1352, 1391, 1560, 1605, 1690, 1712, 1950, 2028, 2140, 2535, 2568, 2600, 2675, 2704, 2782, 3120, 3210, 3380, 3900, 4056, 4173, 4225, 4280, 5070, 5136, 5200, 5350, 5564, 6420, 6760, 6955, 7800, 8025, 8112, 8346, 8450, 8560, 10140, 10700, 11128, 12675, 12840, 13520, 13910, 15600, 16050, 16692, 16900, 18083, 20280, 20865, 21400, 22256, 25350, 25680, 27820, 32100, 33384, 33800, 34775, 36166, 40560, 41730, 42800, 50700, 54249, 55640, 64200, 66768, 67600, 69550, 72332, 83460, 90415, 101400, 104325, 108498, 111280, 128400, 139100, 144664, 166920, 180830, 202800, 208650, 216996, 271245, 278200, 289328, 333840, 361660, 417300, 433992, 452075, 542490, 556400, 723320, 834600, 867984, 904150, 1084980, 1356225, 1446640, 1669200, 1808300, 2169960, 2712450, 3616600, 4339920, 5424900, 7233200, 10849800, 21699600]

約数ペア:

[(1, 21699600), (2, 10849800), (3, 7233200), (4, 5424900), (5, 4339920), (6, 3616600), (8, 2712450), (10, 2169960), (12, 1808300), (13, 1669200), (15, 1446640), (16, 1356225), (20, 1084980), (24, 904150), (25, 867984), (26, 834600), (30, 723320), (39, 556400), (40, 542490), (48, 452075), (50, 433992), (52, 417300), (60, 361660), (65, 333840), (75, 289328), (78, 278200), (80, 271245), (100, 216996), (104, 208650), (107, 202800), (120, 180830), (130, 166920), (150, 144664), (156, 139100), (169, 128400), (195, 111280), (200, 108498), (208, 104325), (214, 101400), (240, 90415), (260, 83460), (300, 72332), (312, 69550), (321, 67600), (325, 66768), (338, 64200), (390, 55640), (400, 54249), (428, 50700), (507, 42800), (520, 41730), (535, 40560), (600, 36166), (624, 34775), (642, 33800), (650, 33384), (676, 32100), (780, 27820), (845, 25680), (856, 25350), (975, 22256), (1014, 21400), (1040, 20865), (1070, 20280), (1200, 18083), (1284, 16900), (1300, 16692), (1352, 16050), (1391, 15600), (1560, 13910), (1605, 13520), (1690, 12840), (1712, 12675), (1950, 11128), (2028, 10700), (2140, 10140), (2535, 8560), (2568, 8450), (2600, 8346), (2675, 8112), (2704, 8025), (2782, 7800), (3120, 6955), (3210, 6760), (3380, 6420), (3900, 5564), (4056, 5350), (4173, 5200), (4225, 5136), (4280, 5070)]