205918560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4931}}^1$

素因数の和:4981

約数の個数: 144

約数和(自身を含む): 727075440

約数和(自身を除く): 521156880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 4931, 5220, 6960, 8352, 9862, 10440, 13920, 14793, 19724, 20880, 24655, 29586, 39448, 41760, 44379, 49310, 59172, 73965, 78896, 88758, 98620, 118344, 142999, 147930, 157792, 177516, 197240, 221895, 236688, 285998, 295860, 355032, 394480, 428997, 443790, 473376, 571996, 591720, 710064, 714995, 788960, 857994, 887580, 1143992, 1183440, 1286991, 1420128, 1429990, 1715988, 1775160, 2144985, 2287984, 2366880, 2573982, 2859980, 3431976, 3550320, 4289970, 4575968, 5147964, 5719960, 6434955, 6863952, 7100640, 8579940, 10295928, 11439920, 12869910, 13727904, 17159880, 20591856, 22879840, 25739820, 34319760, 41183712, 51479640, 68639520, 102959280, 205918560]

約数ペア:

[(1, 205918560), (2, 102959280), (3, 68639520), (4, 51479640), (5, 41183712), (6, 34319760), (8, 25739820), (9, 22879840), (10, 20591856), (12, 17159880), (15, 13727904), (16, 12869910), (18, 11439920), (20, 10295928), (24, 8579940), (29, 7100640), (30, 6863952), (32, 6434955), (36, 5719960), (40, 5147964), (45, 4575968), (48, 4289970), (58, 3550320), (60, 3431976), (72, 2859980), (80, 2573982), (87, 2366880), (90, 2287984), (96, 2144985), (116, 1775160), (120, 1715988), (144, 1429990), (145, 1420128), (160, 1286991), (174, 1183440), (180, 1143992), (232, 887580), (240, 857994), (261, 788960), (288, 714995), (290, 710064), (348, 591720), (360, 571996), (435, 473376), (464, 443790), (480, 428997), (522, 394480), (580, 355032), (696, 295860), (720, 285998), (870, 236688), (928, 221895), (1044, 197240), (1160, 177516), (1305, 157792), (1392, 147930), (1440, 142999), (1740, 118344), (2088, 98620), (2320, 88758), (2610, 78896), (2784, 73965), (3480, 59172), (4176, 49310), (4640, 44379), (4931, 41760), (5220, 39448), (6960, 29586), (8352, 24655), (9862, 20880), (10440, 19724), (13920, 14793)]