220455000

素因数分解:

$2^3\times 3^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 320

約数和(自身を含む): 809740800

約数和(自身を除く): 589285800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 27, 30, 36, 40, 45, 46, 50, 54, 60, 69, 71, 72, 75, 90, 92, 100, 108, 115, 120, 125, 135, 138, 142, 150, 180, 184, 200, 207, 213, 216, 225, 230, 250, 270, 276, 284, 300, 345, 355, 360, 375, 414, 426, 450, 460, 500, 540, 552, 568, 575, 600, 621, 625, 639, 675, 690, 710, 750, 828, 852, 900, 920, 1000, 1035, 1065, 1080, 1125, 1150, 1242, 1250, 1278, 1350, 1380, 1420, 1500, 1633, 1656, 1704, 1725, 1775, 1800, 1875, 1917, 2070, 2130, 2250, 2300, 2484, 2500, 2556, 2700, 2760, 2840, 2875, 3000, 3105, 3195, 3266, 3375, 3450, 3550, 3750, 3834, 4140, 4260, 4500, 4600, 4899, 4968, 5000, 5112, 5175, 5325, 5400, 5625, 5750, 6210, 6390, 6532, 6750, 6900, 7100, 7500, 7668, 8165, 8280, 8520, 8625, 8875, 9000, 9585, 9798, 10350, 10650, 11250, 11500, 12420, 12780, 13064, 13500, 13800, 14200, 14375, 14697, 15000, 15336, 15525, 15975, 16330, 16875, 17250, 17750, 19170, 19596, 20700, 21300, 22500, 23000, 24495, 24840, 25560, 25875, 26625, 27000, 28750, 29394, 31050, 31950, 32660, 33750, 34500, 35500, 38340, 39192, 40825, 41400, 42600, 43125, 44091, 44375, 45000, 47925, 48990, 51750, 53250, 57500, 58788, 62100, 63900, 65320, 67500, 69000, 71000, 73485, 76680, 77625, 79875, 81650, 86250, 88182, 88750, 95850, 97980, 103500, 106500, 115000, 117576, 122475, 124200, 127800, 129375, 133125, 135000, 146970, 155250, 159750, 163300, 172500, 176364, 177500, 191700, 195960, 204125, 207000, 213000, 220455, 239625, 244950, 258750, 266250, 293940, 310500, 319500, 326600, 345000, 352728, 355000, 367425, 383400, 388125, 399375, 408250, 440910, 479250, 489900, 517500, 532500, 587880, 612375, 621000, 639000, 734850, 776250, 798750, 816500, 881820, 958500, 979800, 1020625, 1035000, 1065000, 1102275, 1198125, 1224750, 1469700, 1552500, 1597500, 1633000, 1763640, 1837125, 1917000, 2041250, 2204550, 2396250, 2449500, 2939400, 3061875, 3105000, 3195000, 3674250, 4082500, 4409100, 4792500, 4899000, 5511375, 6123750, 7348500, 8165000, 8818200, 9185625, 9585000, 11022750, 12247500, 14697000, 18371250, 22045500, 24495000, 27556875, 36742500, 44091000, 55113750, 73485000, 110227500, 220455000]

約数ペア:

[(1, 220455000), (2, 110227500), (3, 73485000), (4, 55113750), (5, 44091000), (6, 36742500), (8, 27556875), (9, 24495000), (10, 22045500), (12, 18371250), (15, 14697000), (18, 12247500), (20, 11022750), (23, 9585000), (24, 9185625), (25, 8818200), (27, 8165000), (30, 7348500), (36, 6123750), (40, 5511375), (45, 4899000), (46, 4792500), (50, 4409100), (54, 4082500), (60, 3674250), (69, 3195000), (71, 3105000), (72, 3061875), (75, 2939400), (90, 2449500), (92, 2396250), (100, 2204550), (108, 2041250), (115, 1917000), (120, 1837125), (125, 1763640), (135, 1633000), (138, 1597500), (142, 1552500), (150, 1469700), (180, 1224750), (184, 1198125), (200, 1102275), (207, 1065000), (213, 1035000), (216, 1020625), (225, 979800), (230, 958500), (250, 881820), (270, 816500), (276, 798750), (284, 776250), (300, 734850), (345, 639000), (355, 621000), (360, 612375), (375, 587880), (414, 532500), (426, 517500), (450, 489900), (460, 479250), (500, 440910), (540, 408250), (552, 399375), (568, 388125), (575, 383400), (600, 367425), (621, 355000), (625, 352728), (639, 345000), (675, 326600), (690, 319500), (710, 310500), (750, 293940), (828, 266250), (852, 258750), (900, 244950), (920, 239625), (1000, 220455), (1035, 213000), (1065, 207000), (1080, 204125), (1125, 195960), (1150, 191700), (1242, 177500), (1250, 176364), (1278, 172500), (1350, 163300), (1380, 159750), (1420, 155250), (1500, 146970), (1633, 135000), (1656, 133125), (1704, 129375), (1725, 127800), (1775, 124200), (1800, 122475), (1875, 117576), (1917, 115000), (2070, 106500), (2130, 103500), (2250, 97980), (2300, 95850), (2484, 88750), (2500, 88182), (2556, 86250), (2700, 81650), (2760, 79875), (2840, 77625), (2875, 76680), (3000, 73485), (3105, 71000), (3195, 69000), (3266, 67500), (3375, 65320), (3450, 63900), (3550, 62100), (3750, 58788), (3834, 57500), (4140, 53250), (4260, 51750), (4500, 48990), (4600, 47925), (4899, 45000), (4968, 44375), (5000, 44091), (5112, 43125), (5175, 42600), (5325, 41400), (5400, 40825), (5625, 39192), (5750, 38340), (6210, 35500), (6390, 34500), (6532, 33750), (6750, 32660), (6900, 31950), (7100, 31050), (7500, 29394), (7668, 28750), (8165, 27000), (8280, 26625), (8520, 25875), (8625, 25560), (8875, 24840), (9000, 24495), (9585, 23000), (9798, 22500), (10350, 21300), (10650, 20700), (11250, 19596), (11500, 19170), (12420, 17750), (12780, 17250), (13064, 16875), (13500, 16330), (13800, 15975), (14200, 15525), (14375, 15336), (14697, 15000)]