28798474880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 256

約数和(自身を含む): 80093664000

約数和(自身を除く): 51295189120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 113, 128, 140, 160, 163, 224, 226, 280, 320, 326, 349, 448, 452, 560, 565, 640, 652, 698, 791, 815, 896, 904, 1120, 1130, 1141, 1304, 1396, 1582, 1630, 1745, 1808, 2240, 2260, 2282, 2443, 2608, 2792, 3164, 3260, 3490, 3616, 3955, 4480, 4520, 4564, 4886, 5216, 5584, 5705, 6328, 6520, 6980, 7232, 7910, 9040, 9128, 9772, 10432, 11168, 11410, 12215, 12656, 13040, 13960, 14464, 15820, 18080, 18256, 18419, 19544, 20864, 22336, 22820, 24430, 25312, 26080, 27920, 31640, 36160, 36512, 36838, 39088, 39437, 44672, 45640, 48860, 50624, 52160, 55840, 56887, 63280, 72320, 73024, 73676, 78176, 78874, 91280, 92095, 97720, 101248, 104320, 111680, 113774, 126560, 128933, 146048, 147352, 156352, 157748, 182560, 184190, 195440, 197185, 223360, 227548, 253120, 257866, 276059, 284435, 294704, 312704, 315496, 365120, 368380, 390880, 394370, 398209, 455096, 506240, 515732, 552118, 568870, 589408, 630992, 644665, 730240, 736760, 781760, 788740, 796418, 910192, 1031464, 1104236, 1137740, 1178816, 1261984, 1289330, 1380295, 1473520, 1563520, 1577480, 1592836, 1820384, 1991045, 2062928, 2208472, 2275480, 2357632, 2523968, 2578660, 2760590, 2947040, 3154960, 3185672, 3640768, 3982090, 4125856, 4416944, 4550960, 5047936, 5157320, 5521180, 5894080, 6309920, 6371344, 6428231, 7281536, 7964180, 8251712, 8833888, 9101920, 10314640, 11042360, 11788160, 12619840, 12742688, 12856462, 15928360, 16503424, 17667776, 18203840, 20629280, 22084720, 25239680, 25485376, 25712924, 31856720, 32141155, 35335552, 36407680, 41258560, 44169440, 44997617, 50970752, 51425848, 63713440, 64282310, 82517120, 88338880, 89995234, 102851696, 127426880, 128564620, 176677760, 179990468, 205703392, 224988085, 254853760, 257129240, 359980936, 411406784, 449976170, 514258480, 719961872, 822813568, 899952340, 1028516960, 1439923744, 1799904680, 2057033920, 2879847488, 3599809360, 4114067840, 5759694976, 7199618720, 14399237440, 28798474880]

約数ペア:

[(1, 28798474880), (2, 14399237440), (4, 7199618720), (5, 5759694976), (7, 4114067840), (8, 3599809360), (10, 2879847488), (14, 2057033920), (16, 1799904680), (20, 1439923744), (28, 1028516960), (32, 899952340), (35, 822813568), (40, 719961872), (56, 514258480), (64, 449976170), (70, 411406784), (80, 359980936), (112, 257129240), (113, 254853760), (128, 224988085), (140, 205703392), (160, 179990468), (163, 176677760), (224, 128564620), (226, 127426880), (280, 102851696), (320, 89995234), (326, 88338880), (349, 82517120), (448, 64282310), (452, 63713440), (560, 51425848), (565, 50970752), (640, 44997617), (652, 44169440), (698, 41258560), (791, 36407680), (815, 35335552), (896, 32141155), (904, 31856720), (1120, 25712924), (1130, 25485376), (1141, 25239680), (1304, 22084720), (1396, 20629280), (1582, 18203840), (1630, 17667776), (1745, 16503424), (1808, 15928360), (2240, 12856462), (2260, 12742688), (2282, 12619840), (2443, 11788160), (2608, 11042360), (2792, 10314640), (3164, 9101920), (3260, 8833888), (3490, 8251712), (3616, 7964180), (3955, 7281536), (4480, 6428231), (4520, 6371344), (4564, 6309920), (4886, 5894080), (5216, 5521180), (5584, 5157320), (5705, 5047936), (6328, 4550960), (6520, 4416944), (6980, 4125856), (7232, 3982090), (7910, 3640768), (9040, 3185672), (9128, 3154960), (9772, 2947040), (10432, 2760590), (11168, 2578660), (11410, 2523968), (12215, 2357632), (12656, 2275480), (13040, 2208472), (13960, 2062928), (14464, 1991045), (15820, 1820384), (18080, 1592836), (18256, 1577480), (18419, 1563520), (19544, 1473520), (20864, 1380295), (22336, 1289330), (22820, 1261984), (24430, 1178816), (25312, 1137740), (26080, 1104236), (27920, 1031464), (31640, 910192), (36160, 796418), (36512, 788740), (36838, 781760), (39088, 736760), (39437, 730240), (44672, 644665), (45640, 630992), (48860, 589408), (50624, 568870), (52160, 552118), (55840, 515732), (56887, 506240), (63280, 455096), (72320, 398209), (73024, 394370), (73676, 390880), (78176, 368380), (78874, 365120), (91280, 315496), (92095, 312704), (97720, 294704), (101248, 284435), (104320, 276059), (111680, 257866), (113774, 253120), (126560, 227548), (128933, 223360), (146048, 197185), (147352, 195440), (156352, 184190), (157748, 182560)]