494638400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 168

約数和(自身を含む): 1309603680

約数和(自身を除く): 814965280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 53, 64, 76, 80, 95, 100, 106, 152, 160, 190, 200, 212, 265, 304, 307, 320, 380, 400, 424, 475, 530, 608, 614, 760, 800, 848, 950, 1007, 1060, 1216, 1228, 1325, 1520, 1535, 1600, 1696, 1900, 2014, 2120, 2456, 2650, 3040, 3070, 3392, 3800, 4028, 4240, 4912, 5035, 5300, 5833, 6080, 6140, 7600, 7675, 8056, 8480, 9824, 10070, 10600, 11666, 12280, 15200, 15350, 16112, 16271, 16960, 19648, 20140, 21200, 23332, 24560, 25175, 29165, 30400, 30700, 32224, 32542, 40280, 42400, 46664, 49120, 50350, 58330, 61400, 64448, 65084, 80560, 81355, 84800, 93328, 98240, 100700, 116660, 122800, 130168, 145825, 161120, 162710, 186656, 201400, 233320, 245600, 260336, 291650, 309149, 322240, 325420, 373312, 402800, 406775, 466640, 491200, 520672, 583300, 618298, 650840, 805600, 813550, 933280, 1041344, 1166600, 1236596, 1301680, 1545745, 1611200, 1627100, 1866560, 2333200, 2473192, 2603360, 3091490, 3254200, 4666400, 4946384, 5206720, 6182980, 6508400, 7728725, 9332800, 9892768, 12365960, 13016800, 15457450, 19785536, 24731920, 26033600, 30914900, 49463840, 61829800, 98927680, 123659600, 247319200, 494638400]

約数ペア:

[(1, 494638400), (2, 247319200), (4, 123659600), (5, 98927680), (8, 61829800), (10, 49463840), (16, 30914900), (19, 26033600), (20, 24731920), (25, 19785536), (32, 15457450), (38, 13016800), (40, 12365960), (50, 9892768), (53, 9332800), (64, 7728725), (76, 6508400), (80, 6182980), (95, 5206720), (100, 4946384), (106, 4666400), (152, 3254200), (160, 3091490), (190, 2603360), (200, 2473192), (212, 2333200), (265, 1866560), (304, 1627100), (307, 1611200), (320, 1545745), (380, 1301680), (400, 1236596), (424, 1166600), (475, 1041344), (530, 933280), (608, 813550), (614, 805600), (760, 650840), (800, 618298), (848, 583300), (950, 520672), (1007, 491200), (1060, 466640), (1216, 406775), (1228, 402800), (1325, 373312), (1520, 325420), (1535, 322240), (1600, 309149), (1696, 291650), (1900, 260336), (2014, 245600), (2120, 233320), (2456, 201400), (2650, 186656), (3040, 162710), (3070, 161120), (3392, 145825), (3800, 130168), (4028, 122800), (4240, 116660), (4912, 100700), (5035, 98240), (5300, 93328), (5833, 84800), (6080, 81355), (6140, 80560), (7600, 65084), (7675, 64448), (8056, 61400), (8480, 58330), (9824, 50350), (10070, 49120), (10600, 46664), (11666, 42400), (12280, 40280), (15200, 32542), (15350, 32224), (16112, 30700), (16271, 30400), (16960, 29165), (19648, 25175), (20140, 24560), (21200, 23332)]