139837280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 144

約数和(自身を含む): 376451712

約数和(自身を除く): 236614432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 160, 176, 220, 233, 242, 248, 310, 341, 352, 440, 466, 484, 496, 605, 620, 682, 880, 932, 968, 992, 1165, 1210, 1240, 1364, 1705, 1760, 1864, 1936, 2330, 2420, 2480, 2563, 2728, 3410, 3728, 3751, 3872, 4660, 4840, 4960, 5126, 5456, 6820, 7223, 7456, 7502, 9320, 9680, 10252, 10912, 12815, 13640, 14446, 15004, 18640, 18755, 19360, 20504, 25630, 27280, 28193, 28892, 30008, 36115, 37280, 37510, 41008, 51260, 54560, 56386, 57784, 60016, 72230, 75020, 79453, 82016, 102520, 112772, 115568, 120032, 140965, 144460, 150040, 158906, 205040, 225544, 231136, 281930, 288920, 300080, 317812, 397265, 410080, 451088, 563860, 577840, 600160, 635624, 794530, 873983, 902176, 1127720, 1155680, 1271248, 1589060, 1747966, 2255440, 2542496, 3178120, 3495932, 4369915, 4510880, 6356240, 6991864, 8739830, 12712480, 13983728, 17479660, 27967456, 34959320, 69918640, 139837280]

約数ペア:

[(1, 139837280), (2, 69918640), (4, 34959320), (5, 27967456), (8, 17479660), (10, 13983728), (11, 12712480), (16, 8739830), (20, 6991864), (22, 6356240), (31, 4510880), (32, 4369915), (40, 3495932), (44, 3178120), (55, 2542496), (62, 2255440), (80, 1747966), (88, 1589060), (110, 1271248), (121, 1155680), (124, 1127720), (155, 902176), (160, 873983), (176, 794530), (220, 635624), (233, 600160), (242, 577840), (248, 563860), (310, 451088), (341, 410080), (352, 397265), (440, 317812), (466, 300080), (484, 288920), (496, 281930), (605, 231136), (620, 225544), (682, 205040), (880, 158906), (932, 150040), (968, 144460), (992, 140965), (1165, 120032), (1210, 115568), (1240, 112772), (1364, 102520), (1705, 82016), (1760, 79453), (1864, 75020), (1936, 72230), (2330, 60016), (2420, 57784), (2480, 56386), (2563, 54560), (2728, 51260), (3410, 41008), (3728, 37510), (3751, 37280), (3872, 36115), (4660, 30008), (4840, 28892), (4960, 28193), (5126, 27280), (5456, 25630), (6820, 20504), (7223, 19360), (7456, 18755), (7502, 18640), (9320, 15004), (9680, 14446), (10252, 13640), (10912, 12815)]