1877717120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 4813110720

約数和(自身を除く): 2935393600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 71, 80, 86, 124, 128, 142, 155, 160, 172, 215, 248, 284, 310, 320, 344, 355, 430, 496, 568, 620, 640, 688, 710, 860, 961, 992, 1136, 1240, 1333, 1376, 1420, 1720, 1922, 1984, 2201, 2272, 2480, 2666, 2752, 2840, 3053, 3440, 3844, 3968, 4402, 4544, 4805, 4960, 5332, 5504, 5680, 6106, 6665, 6880, 7688, 8804, 9088, 9610, 9920, 10664, 11005, 11360, 12212, 13330, 13760, 15265, 15376, 17608, 19220, 19840, 21328, 22010, 22720, 24424, 26660, 27520, 30530, 30752, 35216, 38440, 41323, 42656, 44020, 45440, 48848, 53320, 61060, 61504, 68231, 70432, 76880, 82646, 85312, 88040, 94643, 97696, 106640, 122120, 123008, 136462, 140864, 153760, 165292, 170624, 176080, 189286, 195392, 206615, 213280, 244240, 272924, 281728, 307520, 330584, 341155, 352160, 378572, 390784, 413230, 426560, 473215, 488480, 545848, 615040, 661168, 682310, 704320, 757144, 826460, 853120, 946430, 976960, 1091696, 1322336, 1364620, 1408640, 1514288, 1652920, 1892860, 1953920, 2183392, 2644672, 2729240, 2933933, 3028576, 3305840, 3785720, 4366784, 5289344, 5458480, 5867866, 6057152, 6611680, 7571440, 8733568, 10916960, 11735732, 12114304, 13223360, 14669665, 15142880, 21833920, 23471464, 26446720, 29339330, 30285760, 43667840, 46942928, 58678660, 60571520, 93885856, 117357320, 187771712, 234714640, 375543424, 469429280, 938858560, 1877717120]

約数ペア:

[(1, 1877717120), (2, 938858560), (4, 469429280), (5, 375543424), (8, 234714640), (10, 187771712), (16, 117357320), (20, 93885856), (31, 60571520), (32, 58678660), (40, 46942928), (43, 43667840), (62, 30285760), (64, 29339330), (71, 26446720), (80, 23471464), (86, 21833920), (124, 15142880), (128, 14669665), (142, 13223360), (155, 12114304), (160, 11735732), (172, 10916960), (215, 8733568), (248, 7571440), (284, 6611680), (310, 6057152), (320, 5867866), (344, 5458480), (355, 5289344), (430, 4366784), (496, 3785720), (568, 3305840), (620, 3028576), (640, 2933933), (688, 2729240), (710, 2644672), (860, 2183392), (961, 1953920), (992, 1892860), (1136, 1652920), (1240, 1514288), (1333, 1408640), (1376, 1364620), (1420, 1322336), (1720, 1091696), (1922, 976960), (1984, 946430), (2201, 853120), (2272, 826460), (2480, 757144), (2666, 704320), (2752, 682310), (2840, 661168), (3053, 615040), (3440, 545848), (3844, 488480), (3968, 473215), (4402, 426560), (4544, 413230), (4805, 390784), (4960, 378572), (5332, 352160), (5504, 341155), (5680, 330584), (6106, 307520), (6665, 281728), (6880, 272924), (7688, 244240), (8804, 213280), (9088, 206615), (9610, 195392), (9920, 189286), (10664, 176080), (11005, 170624), (11360, 165292), (12212, 153760), (13330, 140864), (13760, 136462), (15265, 123008), (15376, 122120), (17608, 106640), (19220, 97696), (19840, 94643), (21328, 88040), (22010, 85312), (22720, 82646), (24424, 76880), (26660, 70432), (27520, 68231), (30530, 61504), (30752, 61060), (35216, 53320), (38440, 48848), (41323, 45440), (42656, 44020)]