420989400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 240

約数和(自身を含む): 1575420000

約数和(自身を除く): 1154430600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 81, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 162, 180, 195, 200, 216, 225, 234, 260, 270, 300, 312, 324, 325, 351, 360, 390, 405, 450, 468, 520, 540, 585, 600, 648, 650, 675, 702, 780, 810, 900, 936, 975, 1053, 1080, 1170, 1300, 1350, 1404, 1560, 1620, 1755, 1800, 1950, 1999, 2025, 2106, 2340, 2600, 2700, 2808, 2925, 3240, 3510, 3900, 3998, 4050, 4212, 4680, 5265, 5400, 5850, 5997, 7020, 7800, 7996, 8100, 8424, 8775, 9995, 10530, 11700, 11994, 14040, 15992, 16200, 17550, 17991, 19990, 21060, 23400, 23988, 25987, 26325, 29985, 35100, 35982, 39980, 42120, 47976, 49975, 51974, 52650, 53973, 59970, 70200, 71964, 77961, 79960, 89955, 99950, 103948, 105300, 107946, 119940, 129935, 143928, 149925, 155922, 161919, 179910, 199900, 207896, 210600, 215892, 233883, 239880, 259870, 269865, 299850, 311844, 323838, 359820, 389805, 399800, 431784, 449775, 467766, 519740, 539730, 599700, 623688, 647676, 649675, 701649, 719640, 779610, 809595, 899550, 935532, 1039480, 1079460, 1169415, 1199400, 1295352, 1299350, 1349325, 1403298, 1559220, 1619190, 1799100, 1871064, 1949025, 2104947, 2158920, 2338830, 2598700, 2698650, 2806596, 3118440, 3238380, 3508245, 3598200, 3898050, 4047975, 4209894, 4677660, 5197400, 5397300, 5613192, 5847075, 6476760, 7016490, 7796100, 8095950, 8419788, 9355320, 10524735, 10794600, 11694150, 14032980, 15592200, 16191900, 16839576, 17541225, 21049470, 23388300, 28065960, 32383800, 35082450, 42098940, 46776600, 52623675, 70164900, 84197880, 105247350, 140329800, 210494700, 420989400]

約数ペア:

[(1, 420989400), (2, 210494700), (3, 140329800), (4, 105247350), (5, 84197880), (6, 70164900), (8, 52623675), (9, 46776600), (10, 42098940), (12, 35082450), (13, 32383800), (15, 28065960), (18, 23388300), (20, 21049470), (24, 17541225), (25, 16839576), (26, 16191900), (27, 15592200), (30, 14032980), (36, 11694150), (39, 10794600), (40, 10524735), (45, 9355320), (50, 8419788), (52, 8095950), (54, 7796100), (60, 7016490), (65, 6476760), (72, 5847075), (75, 5613192), (78, 5397300), (81, 5197400), (90, 4677660), (100, 4209894), (104, 4047975), (108, 3898050), (117, 3598200), (120, 3508245), (130, 3238380), (135, 3118440), (150, 2806596), (156, 2698650), (162, 2598700), (180, 2338830), (195, 2158920), (200, 2104947), (216, 1949025), (225, 1871064), (234, 1799100), (260, 1619190), (270, 1559220), (300, 1403298), (312, 1349325), (324, 1299350), (325, 1295352), (351, 1199400), (360, 1169415), (390, 1079460), (405, 1039480), (450, 935532), (468, 899550), (520, 809595), (540, 779610), (585, 719640), (600, 701649), (648, 649675), (650, 647676), (675, 623688), (702, 599700), (780, 539730), (810, 519740), (900, 467766), (936, 449775), (975, 431784), (1053, 399800), (1080, 389805), (1170, 359820), (1300, 323838), (1350, 311844), (1404, 299850), (1560, 269865), (1620, 259870), (1755, 239880), (1800, 233883), (1950, 215892), (1999, 210600), (2025, 207896), (2106, 199900), (2340, 179910), (2600, 161919), (2700, 155922), (2808, 149925), (2925, 143928), (3240, 129935), (3510, 119940), (3900, 107946), (3998, 105300), (4050, 103948), (4212, 99950), (4680, 89955), (5265, 79960), (5400, 77961), (5850, 71964), (5997, 70200), (7020, 59970), (7800, 53973), (7996, 52650), (8100, 51974), (8424, 49975), (8775, 47976), (9995, 42120), (10530, 39980), (11700, 35982), (11994, 35100), (14040, 29985), (15992, 26325), (16200, 25987), (17550, 23988), (17991, 23400), (19990, 21060)]