648870300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1853

約数の個数: 216

約数和(自身を含む): 2262216320

約数和(自身を除く): 1613346020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 31, 36, 39, 45, 50, 52, 60, 62, 65, 75, 78, 90, 93, 100, 117, 124, 130, 150, 155, 156, 180, 186, 195, 225, 234, 260, 279, 300, 310, 325, 372, 390, 403, 450, 465, 468, 558, 585, 620, 650, 775, 780, 806, 900, 930, 975, 1116, 1170, 1209, 1300, 1395, 1550, 1612, 1789, 1860, 1950, 2015, 2325, 2340, 2418, 2790, 2925, 3100, 3578, 3627, 3900, 4030, 4650, 4836, 5367, 5580, 5850, 6045, 6975, 7156, 7254, 8060, 8945, 9300, 10075, 10734, 11700, 12090, 13950, 14508, 16101, 17890, 18135, 20150, 21468, 23257, 24180, 26835, 27900, 30225, 32202, 35780, 36270, 40300, 44725, 46514, 53670, 55459, 60450, 64404, 69771, 72540, 80505, 89450, 90675, 93028, 107340, 110918, 116285, 120900, 134175, 139542, 161010, 166377, 178900, 181350, 209313, 221836, 232570, 268350, 277295, 279084, 322020, 332754, 348855, 362700, 402525, 418626, 465140, 499131, 536700, 554590, 581425, 665508, 697710, 720967, 805050, 831885, 837252, 998262, 1046565, 1109180, 1162850, 1386475, 1395420, 1441934, 1610100, 1663770, 1744275, 1996524, 2093130, 2162901, 2325700, 2495655, 2772950, 2883868, 3327540, 3488550, 3604835, 4159425, 4186260, 4325802, 4991310, 5232825, 5545900, 6488703, 6977100, 7209670, 8318850, 8651604, 9982620, 10465650, 10814505, 12478275, 12977406, 14419340, 16637700, 18024175, 20931300, 21629010, 24956550, 25954812, 32443515, 36048350, 43258020, 49913100, 54072525, 64887030, 72096700, 108145050, 129774060, 162217575, 216290100, 324435150, 648870300]

約数ペア:

[(1, 648870300), (2, 324435150), (3, 216290100), (4, 162217575), (5, 129774060), (6, 108145050), (9, 72096700), (10, 64887030), (12, 54072525), (13, 49913100), (15, 43258020), (18, 36048350), (20, 32443515), (25, 25954812), (26, 24956550), (30, 21629010), (31, 20931300), (36, 18024175), (39, 16637700), (45, 14419340), (50, 12977406), (52, 12478275), (60, 10814505), (62, 10465650), (65, 9982620), (75, 8651604), (78, 8318850), (90, 7209670), (93, 6977100), (100, 6488703), (117, 5545900), (124, 5232825), (130, 4991310), (150, 4325802), (155, 4186260), (156, 4159425), (180, 3604835), (186, 3488550), (195, 3327540), (225, 2883868), (234, 2772950), (260, 2495655), (279, 2325700), (300, 2162901), (310, 2093130), (325, 1996524), (372, 1744275), (390, 1663770), (403, 1610100), (450, 1441934), (465, 1395420), (468, 1386475), (558, 1162850), (585, 1109180), (620, 1046565), (650, 998262), (775, 837252), (780, 831885), (806, 805050), (900, 720967), (930, 697710), (975, 665508), (1116, 581425), (1170, 554590), (1209, 536700), (1300, 499131), (1395, 465140), (1550, 418626), (1612, 402525), (1789, 362700), (1860, 348855), (1950, 332754), (2015, 322020), (2325, 279084), (2340, 277295), (2418, 268350), (2790, 232570), (2925, 221836), (3100, 209313), (3578, 181350), (3627, 178900), (3900, 166377), (4030, 161010), (4650, 139542), (4836, 134175), (5367, 120900), (5580, 116285), (5850, 110918), (6045, 107340), (6975, 93028), (7156, 90675), (7254, 89450), (8060, 80505), (8945, 72540), (9300, 69771), (10075, 64404), (10734, 60450), (11700, 55459), (12090, 53670), (13950, 46514), (14508, 44725), (16101, 40300), (17890, 36270), (18135, 35780), (20150, 32202), (21468, 30225), (23257, 27900), (24180, 26835)]