428785500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2045

約数の個数: 192

約数和(自身を含む): 1467648000

約数和(自身を除く): 1038862500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 125, 130, 132, 143, 150, 156, 165, 195, 220, 250, 260, 275, 286, 300, 325, 330, 375, 390, 429, 500, 550, 572, 650, 660, 715, 750, 780, 825, 858, 975, 1100, 1300, 1375, 1430, 1500, 1625, 1650, 1716, 1950, 1999, 2145, 2750, 2860, 3250, 3300, 3575, 3900, 3998, 4125, 4290, 4875, 5500, 5997, 6500, 7150, 7996, 8250, 8580, 9750, 9995, 10725, 11994, 14300, 16500, 17875, 19500, 19990, 21450, 21989, 23988, 25987, 29985, 35750, 39980, 42900, 43978, 49975, 51974, 53625, 59970, 65967, 71500, 77961, 87956, 99950, 103948, 107250, 109945, 119940, 129935, 131934, 149925, 155922, 199900, 214500, 219890, 249875, 259870, 263868, 285857, 299850, 311844, 329835, 389805, 439780, 499750, 519740, 549725, 571714, 599700, 649675, 659670, 749625, 779610, 857571, 999500, 1099450, 1143428, 1299350, 1319340, 1429285, 1499250, 1559220, 1649175, 1715142, 1949025, 2198900, 2598700, 2748625, 2858570, 2998500, 3248375, 3298350, 3430284, 3898050, 4287855, 5497250, 5717140, 6496750, 6596700, 7146425, 7796100, 8245875, 8575710, 9745125, 10994500, 12993500, 14292850, 16491750, 17151420, 19490250, 21439275, 28585700, 32983500, 35732125, 38980500, 42878550, 71464250, 85757100, 107196375, 142928500, 214392750, 428785500]

約数ペア:

[(1, 428785500), (2, 214392750), (3, 142928500), (4, 107196375), (5, 85757100), (6, 71464250), (10, 42878550), (11, 38980500), (12, 35732125), (13, 32983500), (15, 28585700), (20, 21439275), (22, 19490250), (25, 17151420), (26, 16491750), (30, 14292850), (33, 12993500), (39, 10994500), (44, 9745125), (50, 8575710), (52, 8245875), (55, 7796100), (60, 7146425), (65, 6596700), (66, 6496750), (75, 5717140), (78, 5497250), (100, 4287855), (110, 3898050), (125, 3430284), (130, 3298350), (132, 3248375), (143, 2998500), (150, 2858570), (156, 2748625), (165, 2598700), (195, 2198900), (220, 1949025), (250, 1715142), (260, 1649175), (275, 1559220), (286, 1499250), (300, 1429285), (325, 1319340), (330, 1299350), (375, 1143428), (390, 1099450), (429, 999500), (500, 857571), (550, 779610), (572, 749625), (650, 659670), (660, 649675), (715, 599700), (750, 571714), (780, 549725), (825, 519740), (858, 499750), (975, 439780), (1100, 389805), (1300, 329835), (1375, 311844), (1430, 299850), (1500, 285857), (1625, 263868), (1650, 259870), (1716, 249875), (1950, 219890), (1999, 214500), (2145, 199900), (2750, 155922), (2860, 149925), (3250, 131934), (3300, 129935), (3575, 119940), (3900, 109945), (3998, 107250), (4125, 103948), (4290, 99950), (4875, 87956), (5500, 77961), (5997, 71500), (6500, 65967), (7150, 59970), (7996, 53625), (8250, 51974), (8580, 49975), (9750, 43978), (9995, 42900), (10725, 39980), (11994, 35750), (14300, 29985), (16500, 25987), (17875, 23988), (19500, 21989), (19990, 21450)]