47728920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 149688000

約数和(自身を除く): 101959080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 89, 109, 120, 123, 164, 178, 205, 218, 246, 267, 327, 328, 356, 410, 436, 445, 492, 534, 545, 615, 654, 712, 820, 872, 890, 984, 1068, 1090, 1230, 1308, 1335, 1635, 1640, 1780, 2136, 2180, 2460, 2616, 2670, 3270, 3560, 3649, 4360, 4469, 4920, 5340, 6540, 7298, 8938, 9701, 10680, 10947, 13080, 13407, 14596, 17876, 18245, 19402, 21894, 22345, 26814, 29103, 29192, 35752, 36490, 38804, 43788, 44690, 48505, 53628, 54735, 58206, 67035, 72980, 77608, 87576, 89380, 97010, 107256, 109470, 116412, 134070, 145515, 145960, 178760, 194020, 218940, 232824, 268140, 291030, 388040, 397741, 437880, 536280, 582060, 795482, 1164120, 1193223, 1590964, 1988705, 2386446, 3181928, 3977410, 4772892, 5966115, 7954820, 9545784, 11932230, 15909640, 23864460, 47728920]

約数ペア:

[(1, 47728920), (2, 23864460), (3, 15909640), (4, 11932230), (5, 9545784), (6, 7954820), (8, 5966115), (10, 4772892), (12, 3977410), (15, 3181928), (20, 2386446), (24, 1988705), (30, 1590964), (40, 1193223), (41, 1164120), (60, 795482), (82, 582060), (89, 536280), (109, 437880), (120, 397741), (123, 388040), (164, 291030), (178, 268140), (205, 232824), (218, 218940), (246, 194020), (267, 178760), (327, 145960), (328, 145515), (356, 134070), (410, 116412), (436, 109470), (445, 107256), (492, 97010), (534, 89380), (545, 87576), (615, 77608), (654, 72980), (712, 67035), (820, 58206), (872, 54735), (890, 53628), (984, 48505), (1068, 44690), (1090, 43788), (1230, 38804), (1308, 36490), (1335, 35752), (1635, 29192), (1640, 29103), (1780, 26814), (2136, 22345), (2180, 21894), (2460, 19402), (2616, 18245), (2670, 17876), (3270, 14596), (3560, 13407), (3649, 13080), (4360, 10947), (4469, 10680), (4920, 9701), (5340, 8938), (6540, 7298)]