305393400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 288

約数和(自身を含む): 1142843520

約数和(自身を除く): 837450120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 31, 36, 39, 40, 45, 50, 52, 60, 62, 65, 72, 75, 78, 90, 93, 100, 104, 117, 120, 124, 130, 150, 155, 156, 180, 186, 195, 200, 225, 234, 248, 260, 279, 300, 310, 312, 325, 360, 372, 390, 403, 421, 450, 465, 468, 520, 558, 585, 600, 620, 650, 744, 775, 780, 806, 842, 900, 930, 936, 975, 1116, 1170, 1209, 1240, 1263, 1300, 1395, 1550, 1560, 1612, 1684, 1800, 1860, 1950, 2015, 2105, 2232, 2325, 2340, 2418, 2526, 2600, 2790, 2925, 3100, 3224, 3368, 3627, 3720, 3789, 3900, 4030, 4210, 4650, 4680, 4836, 5052, 5473, 5580, 5850, 6045, 6200, 6315, 6975, 7254, 7578, 7800, 8060, 8420, 9300, 9672, 10075, 10104, 10525, 10946, 11160, 11700, 12090, 12630, 13051, 13950, 14508, 15156, 16120, 16419, 16840, 18135, 18600, 18945, 20150, 21050, 21892, 23400, 24180, 25260, 26102, 27365, 27900, 29016, 30225, 30312, 31575, 32838, 36270, 37890, 39153, 40300, 42100, 43784, 48360, 49257, 50520, 52204, 54730, 55800, 60450, 63150, 65255, 65676, 72540, 75780, 78306, 80600, 82095, 84200, 90675, 94725, 98514, 104408, 109460, 117459, 120900, 126300, 130510, 131352, 136825, 145080, 151560, 156612, 164190, 169663, 181350, 189450, 195765, 197028, 218920, 234918, 241800, 246285, 252600, 261020, 273650, 313224, 326275, 328380, 339326, 362700, 378900, 391530, 394056, 410475, 469836, 492570, 508989, 522040, 547300, 587295, 652550, 656760, 678652, 725400, 757800, 783060, 820950, 848315, 939672, 978825, 985140, 1017978, 1094600, 1174590, 1231425, 1305100, 1357304, 1526967, 1566120, 1641900, 1696630, 1957650, 1970280, 2035956, 2349180, 2462850, 2544945, 2610200, 2936475, 3053934, 3283800, 3393260, 3915300, 4071912, 4241575, 4698360, 4925700, 5089890, 5872950, 6107868, 6786520, 7634835, 7830600, 8483150, 9851400, 10179780, 11745900, 12215736, 12724725, 15269670, 16966300, 20359560, 23491800, 25449450, 30539340, 33932600, 38174175, 50898900, 61078680, 76348350, 101797800, 152696700, 305393400]

約数ペア:

[(1, 305393400), (2, 152696700), (3, 101797800), (4, 76348350), (5, 61078680), (6, 50898900), (8, 38174175), (9, 33932600), (10, 30539340), (12, 25449450), (13, 23491800), (15, 20359560), (18, 16966300), (20, 15269670), (24, 12724725), (25, 12215736), (26, 11745900), (30, 10179780), (31, 9851400), (36, 8483150), (39, 7830600), (40, 7634835), (45, 6786520), (50, 6107868), (52, 5872950), (60, 5089890), (62, 4925700), (65, 4698360), (72, 4241575), (75, 4071912), (78, 3915300), (90, 3393260), (93, 3283800), (100, 3053934), (104, 2936475), (117, 2610200), (120, 2544945), (124, 2462850), (130, 2349180), (150, 2035956), (155, 1970280), (156, 1957650), (180, 1696630), (186, 1641900), (195, 1566120), (200, 1526967), (225, 1357304), (234, 1305100), (248, 1231425), (260, 1174590), (279, 1094600), (300, 1017978), (310, 985140), (312, 978825), (325, 939672), (360, 848315), (372, 820950), (390, 783060), (403, 757800), (421, 725400), (450, 678652), (465, 656760), (468, 652550), (520, 587295), (558, 547300), (585, 522040), (600, 508989), (620, 492570), (650, 469836), (744, 410475), (775, 394056), (780, 391530), (806, 378900), (842, 362700), (900, 339326), (930, 328380), (936, 326275), (975, 313224), (1116, 273650), (1170, 261020), (1209, 252600), (1240, 246285), (1263, 241800), (1300, 234918), (1395, 218920), (1550, 197028), (1560, 195765), (1612, 189450), (1684, 181350), (1800, 169663), (1860, 164190), (1950, 156612), (2015, 151560), (2105, 145080), (2232, 136825), (2325, 131352), (2340, 130510), (2418, 126300), (2526, 120900), (2600, 117459), (2790, 109460), (2925, 104408), (3100, 98514), (3224, 94725), (3368, 90675), (3627, 84200), (3720, 82095), (3789, 80600), (3900, 78306), (4030, 75780), (4210, 72540), (4650, 65676), (4680, 65255), (4836, 63150), (5052, 60450), (5473, 55800), (5580, 54730), (5850, 52204), (6045, 50520), (6200, 49257), (6315, 48360), (6975, 43784), (7254, 42100), (7578, 40300), (7800, 39153), (8060, 37890), (8420, 36270), (9300, 32838), (9672, 31575), (10075, 30312), (10104, 30225), (10525, 29016), (10946, 27900), (11160, 27365), (11700, 26102), (12090, 25260), (12630, 24180), (13051, 23400), (13950, 21892), (14508, 21050), (15156, 20150), (16120, 18945), (16419, 18600), (16840, 18135)]