890485920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{571}}^1$

素因数の和:633

約数の個数: 288

約数和(自身を含む): 3295131840

約数和(自身を除く): 2404645920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 361, 380, 432, 456, 480, 513, 540, 570, 571, 608, 684, 720, 722, 760, 855, 864, 912, 1026, 1080, 1083, 1140, 1142, 1368, 1440, 1444, 1520, 1710, 1713, 1805, 1824, 2052, 2160, 2166, 2280, 2284, 2565, 2736, 2855, 2888, 3040, 3249, 3420, 3426, 3610, 4104, 4320, 4332, 4560, 4568, 5130, 5139, 5415, 5472, 5710, 5776, 6498, 6840, 6852, 7220, 8208, 8565, 8664, 9120, 9136, 9747, 10260, 10278, 10830, 10849, 11420, 11552, 12996, 13680, 13704, 14440, 15417, 16245, 16416, 17130, 17328, 18272, 19494, 20520, 20556, 21660, 21698, 22840, 25695, 25992, 27360, 27408, 28880, 30834, 32490, 32547, 34260, 34656, 38988, 41040, 41112, 43320, 43396, 45680, 48735, 51390, 51984, 54245, 54816, 57760, 61668, 64980, 65094, 68520, 77085, 77976, 82080, 82224, 86640, 86792, 91360, 97470, 97641, 102780, 103968, 108490, 123336, 129960, 130188, 137040, 154170, 155952, 162735, 164448, 173280, 173584, 194940, 195282, 205560, 206131, 216980, 246672, 259920, 260376, 274080, 292923, 308340, 311904, 325470, 347168, 389880, 390564, 411120, 412262, 433960, 488205, 493344, 519840, 520752, 585846, 616680, 618393, 650940, 779760, 781128, 822240, 824524, 867920, 976410, 1030655, 1041504, 1171692, 1233360, 1236786, 1301880, 1464615, 1559520, 1562256, 1649048, 1735840, 1855179, 1952820, 2061310, 2343384, 2466720, 2473572, 2603760, 2929230, 3091965, 3124512, 3298096, 3710358, 3905640, 4122620, 4686768, 4947144, 5207520, 5565537, 5858460, 6183930, 6596192, 7420716, 7811280, 8245240, 9275895, 9373536, 9894288, 11131074, 11716920, 12367860, 14841432, 15622560, 16490480, 18551790, 19788576, 22262148, 23433840, 24735720, 27827685, 29682864, 32980960, 37103580, 44524296, 46867680, 49471440, 55655370, 59365728, 74207160, 89048592, 98942880, 111310740, 148414320, 178097184, 222621480, 296828640, 445242960, 890485920]

約数ペア:

[(1, 890485920), (2, 445242960), (3, 296828640), (4, 222621480), (5, 178097184), (6, 148414320), (8, 111310740), (9, 98942880), (10, 89048592), (12, 74207160), (15, 59365728), (16, 55655370), (18, 49471440), (19, 46867680), (20, 44524296), (24, 37103580), (27, 32980960), (30, 29682864), (32, 27827685), (36, 24735720), (38, 23433840), (40, 22262148), (45, 19788576), (48, 18551790), (54, 16490480), (57, 15622560), (60, 14841432), (72, 12367860), (76, 11716920), (80, 11131074), (90, 9894288), (95, 9373536), (96, 9275895), (108, 8245240), (114, 7811280), (120, 7420716), (135, 6596192), (144, 6183930), (152, 5858460), (160, 5565537), (171, 5207520), (180, 4947144), (190, 4686768), (216, 4122620), (228, 3905640), (240, 3710358), (270, 3298096), (285, 3124512), (288, 3091965), (304, 2929230), (342, 2603760), (360, 2473572), (361, 2466720), (380, 2343384), (432, 2061310), (456, 1952820), (480, 1855179), (513, 1735840), (540, 1649048), (570, 1562256), (571, 1559520), (608, 1464615), (684, 1301880), (720, 1236786), (722, 1233360), (760, 1171692), (855, 1041504), (864, 1030655), (912, 976410), (1026, 867920), (1080, 824524), (1083, 822240), (1140, 781128), (1142, 779760), (1368, 650940), (1440, 618393), (1444, 616680), (1520, 585846), (1710, 520752), (1713, 519840), (1805, 493344), (1824, 488205), (2052, 433960), (2160, 412262), (2166, 411120), (2280, 390564), (2284, 389880), (2565, 347168), (2736, 325470), (2855, 311904), (2888, 308340), (3040, 292923), (3249, 274080), (3420, 260376), (3426, 259920), (3610, 246672), (4104, 216980), (4320, 206131), (4332, 205560), (4560, 195282), (4568, 194940), (5130, 173584), (5139, 173280), (5415, 164448), (5472, 162735), (5710, 155952), (5776, 154170), (6498, 137040), (6840, 130188), (6852, 129960), (7220, 123336), (8208, 108490), (8565, 103968), (8664, 102780), (9120, 97641), (9136, 97470), (9747, 91360), (10260, 86792), (10278, 86640), (10830, 82224), (10849, 82080), (11420, 77976), (11552, 77085), (12996, 68520), (13680, 65094), (13704, 64980), (14440, 61668), (15417, 57760), (16245, 54816), (16416, 54245), (17130, 51984), (17328, 51390), (18272, 48735), (19494, 45680), (20520, 43396), (20556, 43320), (21660, 41112), (21698, 41040), (22840, 38988), (25695, 34656), (25992, 34260), (27360, 32547), (27408, 32490), (28880, 30834)]