637131840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 224

約数和(自身を含む): 2122383360

約数和(自身を除く): 1485251520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 93, 96, 120, 124, 155, 158, 160, 186, 192, 237, 240, 248, 271, 310, 316, 320, 372, 395, 465, 474, 480, 496, 542, 620, 632, 744, 790, 813, 930, 948, 960, 992, 1084, 1185, 1240, 1264, 1355, 1488, 1580, 1626, 1860, 1896, 1984, 2168, 2370, 2449, 2480, 2528, 2710, 2976, 3160, 3252, 3720, 3792, 4065, 4336, 4740, 4898, 4960, 5056, 5420, 5952, 6320, 6504, 7347, 7440, 7584, 8130, 8401, 8672, 9480, 9796, 9920, 10840, 12245, 12640, 13008, 14694, 14880, 15168, 16260, 16802, 17344, 18960, 19592, 21409, 21680, 24490, 25203, 25280, 26016, 29388, 29760, 32520, 33604, 36735, 37920, 39184, 42005, 42818, 43360, 48980, 50406, 52032, 58776, 64227, 65040, 67208, 73470, 75840, 78368, 84010, 85636, 86720, 97960, 100812, 107045, 117552, 126015, 128454, 130080, 134416, 146940, 156736, 168020, 171272, 195920, 201624, 214090, 235104, 252030, 256908, 260160, 268832, 293880, 321135, 336040, 342544, 391840, 403248, 428180, 470208, 504060, 513816, 537664, 587760, 642270, 663679, 672080, 685088, 783680, 806496, 856360, 1008120, 1027632, 1175520, 1284540, 1327358, 1344160, 1370176, 1612992, 1712720, 1991037, 2016240, 2055264, 2351040, 2569080, 2654716, 2688320, 3318395, 3425440, 3982074, 4032480, 4110528, 5138160, 5309432, 6636790, 6850880, 7964148, 8064960, 9955185, 10276320, 10618864, 13273580, 15928296, 19910370, 20552640, 21237728, 26547160, 31856592, 39820740, 42475456, 53094320, 63713184, 79641480, 106188640, 127426368, 159282960, 212377280, 318565920, 637131840]

約数ペア:

[(1, 637131840), (2, 318565920), (3, 212377280), (4, 159282960), (5, 127426368), (6, 106188640), (8, 79641480), (10, 63713184), (12, 53094320), (15, 42475456), (16, 39820740), (20, 31856592), (24, 26547160), (30, 21237728), (31, 20552640), (32, 19910370), (40, 15928296), (48, 13273580), (60, 10618864), (62, 10276320), (64, 9955185), (79, 8064960), (80, 7964148), (93, 6850880), (96, 6636790), (120, 5309432), (124, 5138160), (155, 4110528), (158, 4032480), (160, 3982074), (186, 3425440), (192, 3318395), (237, 2688320), (240, 2654716), (248, 2569080), (271, 2351040), (310, 2055264), (316, 2016240), (320, 1991037), (372, 1712720), (395, 1612992), (465, 1370176), (474, 1344160), (480, 1327358), (496, 1284540), (542, 1175520), (620, 1027632), (632, 1008120), (744, 856360), (790, 806496), (813, 783680), (930, 685088), (948, 672080), (960, 663679), (992, 642270), (1084, 587760), (1185, 537664), (1240, 513816), (1264, 504060), (1355, 470208), (1488, 428180), (1580, 403248), (1626, 391840), (1860, 342544), (1896, 336040), (1984, 321135), (2168, 293880), (2370, 268832), (2449, 260160), (2480, 256908), (2528, 252030), (2710, 235104), (2976, 214090), (3160, 201624), (3252, 195920), (3720, 171272), (3792, 168020), (4065, 156736), (4336, 146940), (4740, 134416), (4898, 130080), (4960, 128454), (5056, 126015), (5420, 117552), (5952, 107045), (6320, 100812), (6504, 97960), (7347, 86720), (7440, 85636), (7584, 84010), (8130, 78368), (8401, 75840), (8672, 73470), (9480, 67208), (9796, 65040), (9920, 64227), (10840, 58776), (12245, 52032), (12640, 50406), (13008, 48980), (14694, 43360), (14880, 42818), (15168, 42005), (16260, 39184), (16802, 37920), (17344, 36735), (18960, 33604), (19592, 32520), (21409, 29760), (21680, 29388), (24490, 26016), (25203, 25280)]