18883800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:307

約数の個数: 192

約数和(自身を含む): 70308000

約数和(自身を除く): 51424200

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, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 180, 195, 200, 216, 225, 234, 260, 269, 270, 300, 312, 325, 351, 360, 390, 450, 468, 520, 538, 540, 585, 600, 650, 675, 702, 780, 807, 900, 936, 975, 1076, 1080, 1170, 1300, 1345, 1350, 1404, 1560, 1614, 1755, 1800, 1950, 2152, 2340, 2421, 2600, 2690, 2700, 2808, 2925, 3228, 3497, 3510, 3900, 4035, 4680, 4842, 5380, 5400, 5850, 6456, 6725, 6994, 7020, 7263, 7800, 8070, 8775, 9684, 10491, 10760, 11700, 12105, 13450, 13988, 14040, 14526, 16140, 17485, 17550, 19368, 20175, 20982, 23400, 24210, 26900, 27976, 29052, 31473, 32280, 34970, 35100, 36315, 40350, 41964, 48420, 52455, 53800, 58104, 60525, 62946, 69940, 70200, 72630, 80700, 83928, 87425, 94419, 96840, 104910, 121050, 125892, 139880, 145260, 157365, 161400, 174850, 181575, 188838, 209820, 242100, 251784, 262275, 290520, 314730, 349700, 363150, 377676, 419640, 472095, 484200, 524550, 629460, 699400, 726300, 755352, 786825, 944190, 1049100, 1258920, 1452600, 1573650, 1888380, 2098200, 2360475, 3147300, 3776760, 4720950, 6294600, 9441900, 18883800]

約数ペア:

[(1, 18883800), (2, 9441900), (3, 6294600), (4, 4720950), (5, 3776760), (6, 3147300), (8, 2360475), (9, 2098200), (10, 1888380), (12, 1573650), (13, 1452600), (15, 1258920), (18, 1049100), (20, 944190), (24, 786825), (25, 755352), (26, 726300), (27, 699400), (30, 629460), (36, 524550), (39, 484200), (40, 472095), (45, 419640), (50, 377676), (52, 363150), (54, 349700), (60, 314730), (65, 290520), (72, 262275), (75, 251784), (78, 242100), (90, 209820), (100, 188838), (104, 181575), (108, 174850), (117, 161400), (120, 157365), (130, 145260), (135, 139880), (150, 125892), (156, 121050), (180, 104910), (195, 96840), (200, 94419), (216, 87425), (225, 83928), (234, 80700), (260, 72630), (269, 70200), (270, 69940), (300, 62946), (312, 60525), (325, 58104), (351, 53800), (360, 52455), (390, 48420), (450, 41964), (468, 40350), (520, 36315), (538, 35100), (540, 34970), (585, 32280), (600, 31473), (650, 29052), (675, 27976), (702, 26900), (780, 24210), (807, 23400), (900, 20982), (936, 20175), (975, 19368), (1076, 17550), (1080, 17485), (1170, 16140), (1300, 14526), (1345, 14040), (1350, 13988), (1404, 13450), (1560, 12105), (1614, 11700), (1755, 10760), (1800, 10491), (1950, 9684), (2152, 8775), (2340, 8070), (2421, 7800), (2600, 7263), (2690, 7020), (2700, 6994), (2808, 6725), (2925, 6456), (3228, 5850), (3497, 5400), (3510, 5380), (3900, 4842), (4035, 4680)]