19453680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:719

約数の個数: 120

約数和(自身を含む): 67026960

約数和(自身を除く): 47573280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 659, 720, 738, 820, 984, 1230, 1318, 1476, 1640, 1845, 1968, 1977, 2460, 2636, 2952, 3280, 3295, 3690, 3954, 4920, 5272, 5904, 5931, 6590, 7380, 7908, 9840, 9885, 10544, 11862, 13180, 14760, 15816, 19770, 23724, 26360, 27019, 29520, 29655, 31632, 39540, 47448, 52720, 54038, 59310, 79080, 81057, 94896, 108076, 118620, 135095, 158160, 162114, 216152, 237240, 243171, 270190, 324228, 405285, 432304, 474480, 486342, 540380, 648456, 810570, 972684, 1080760, 1215855, 1296912, 1621140, 1945368, 2161520, 2431710, 3242280, 3890736, 4863420, 6484560, 9726840, 19453680]

約数ペア:

[(1, 19453680), (2, 9726840), (3, 6484560), (4, 4863420), (5, 3890736), (6, 3242280), (8, 2431710), (9, 2161520), (10, 1945368), (12, 1621140), (15, 1296912), (16, 1215855), (18, 1080760), (20, 972684), (24, 810570), (30, 648456), (36, 540380), (40, 486342), (41, 474480), (45, 432304), (48, 405285), (60, 324228), (72, 270190), (80, 243171), (82, 237240), (90, 216152), (120, 162114), (123, 158160), (144, 135095), (164, 118620), (180, 108076), (205, 94896), (240, 81057), (246, 79080), (328, 59310), (360, 54038), (369, 52720), (410, 47448), (492, 39540), (615, 31632), (656, 29655), (659, 29520), (720, 27019), (738, 26360), (820, 23724), (984, 19770), (1230, 15816), (1318, 14760), (1476, 13180), (1640, 11862), (1845, 10544), (1968, 9885), (1977, 9840), (2460, 7908), (2636, 7380), (2952, 6590), (3280, 5931), (3295, 5904), (3690, 5272), (3954, 4920)]