209953800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:925

約数の個数: 288

約数和(自身を含む): 849201600

約数和(自身を除く): 639247800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 25, 28, 30, 35, 36, 38, 40, 42, 45, 50, 56, 57, 60, 63, 70, 72, 75, 76, 84, 90, 95, 100, 105, 114, 120, 126, 133, 140, 150, 152, 168, 171, 175, 180, 190, 200, 210, 225, 228, 252, 266, 280, 285, 300, 315, 342, 350, 360, 380, 399, 420, 450, 456, 475, 504, 525, 532, 570, 600, 630, 665, 684, 700, 760, 798, 840, 855, 877, 900, 950, 1050, 1064, 1140, 1197, 1260, 1330, 1368, 1400, 1425, 1575, 1596, 1710, 1754, 1800, 1900, 1995, 2100, 2280, 2394, 2520, 2631, 2660, 2850, 3150, 3192, 3325, 3420, 3508, 3800, 3990, 4200, 4275, 4385, 4788, 5262, 5320, 5700, 5985, 6139, 6300, 6650, 6840, 7016, 7893, 7980, 8550, 8770, 9576, 9975, 10524, 11400, 11970, 12278, 12600, 13155, 13300, 15786, 15960, 16663, 17100, 17540, 18417, 19950, 21048, 21925, 23940, 24556, 26310, 26600, 29925, 30695, 31572, 33326, 34200, 35080, 36834, 39465, 39900, 43850, 47880, 49112, 49989, 52620, 55251, 59850, 61390, 63144, 65775, 66652, 73668, 78930, 79800, 83315, 87700, 92085, 99978, 105240, 110502, 116641, 119700, 122780, 131550, 133304, 147336, 149967, 153475, 157860, 166630, 175400, 184170, 197325, 199956, 221004, 233282, 239400, 245560, 249945, 263100, 276255, 299934, 306950, 315720, 333260, 349923, 368340, 394650, 399912, 416575, 442008, 460425, 466564, 499890, 526200, 552510, 583205, 599868, 613900, 666520, 699846, 736680, 749835, 789300, 833150, 920850, 933128, 999780, 1049769, 1105020, 1166410, 1199736, 1227800, 1249725, 1381275, 1399692, 1499670, 1578600, 1666300, 1749615, 1841700, 1999560, 2099538, 2210040, 2332820, 2499450, 2762550, 2799384, 2916025, 2999340, 3332600, 3499230, 3683400, 3749175, 4199076, 4665640, 4998900, 5248845, 5525100, 5832050, 5998680, 6998460, 7498350, 8398152, 8748075, 9997800, 10497690, 11050200, 11664100, 13996920, 14996700, 17496150, 20995380, 23328200, 26244225, 29993400, 34992300, 41990760, 52488450, 69984600, 104976900, 209953800]

約数ペア:

[(1, 209953800), (2, 104976900), (3, 69984600), (4, 52488450), (5, 41990760), (6, 34992300), (7, 29993400), (8, 26244225), (9, 23328200), (10, 20995380), (12, 17496150), (14, 14996700), (15, 13996920), (18, 11664100), (19, 11050200), (20, 10497690), (21, 9997800), (24, 8748075), (25, 8398152), (28, 7498350), (30, 6998460), (35, 5998680), (36, 5832050), (38, 5525100), (40, 5248845), (42, 4998900), (45, 4665640), (50, 4199076), (56, 3749175), (57, 3683400), (60, 3499230), (63, 3332600), (70, 2999340), (72, 2916025), (75, 2799384), (76, 2762550), (84, 2499450), (90, 2332820), (95, 2210040), (100, 2099538), (105, 1999560), (114, 1841700), (120, 1749615), (126, 1666300), (133, 1578600), (140, 1499670), (150, 1399692), (152, 1381275), (168, 1249725), (171, 1227800), (175, 1199736), (180, 1166410), (190, 1105020), (200, 1049769), (210, 999780), (225, 933128), (228, 920850), (252, 833150), (266, 789300), (280, 749835), (285, 736680), (300, 699846), (315, 666520), (342, 613900), (350, 599868), (360, 583205), (380, 552510), (399, 526200), (420, 499890), (450, 466564), (456, 460425), (475, 442008), (504, 416575), (525, 399912), (532, 394650), (570, 368340), (600, 349923), (630, 333260), (665, 315720), (684, 306950), (700, 299934), (760, 276255), (798, 263100), (840, 249945), (855, 245560), (877, 239400), (900, 233282), (950, 221004), (1050, 199956), (1064, 197325), (1140, 184170), (1197, 175400), (1260, 166630), (1330, 157860), (1368, 153475), (1400, 149967), (1425, 147336), (1575, 133304), (1596, 131550), (1710, 122780), (1754, 119700), (1800, 116641), (1900, 110502), (1995, 105240), (2100, 99978), (2280, 92085), (2394, 87700), (2520, 83315), (2631, 79800), (2660, 78930), (2850, 73668), (3150, 66652), (3192, 65775), (3325, 63144), (3420, 61390), (3508, 59850), (3800, 55251), (3990, 52620), (4200, 49989), (4275, 49112), (4385, 47880), (4788, 43850), (5262, 39900), (5320, 39465), (5700, 36834), (5985, 35080), (6139, 34200), (6300, 33326), (6650, 31572), (6840, 30695), (7016, 29925), (7893, 26600), (7980, 26310), (8550, 24556), (8770, 23940), (9576, 21925), (9975, 21048), (10524, 19950), (11400, 18417), (11970, 17540), (12278, 17100), (12600, 16663), (13155, 15960), (13300, 15786)]