18281970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 40815630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 153, 170, 189, 210, 238, 255, 270, 306, 315, 357, 378, 459, 510, 569, 595, 630, 714, 765, 918, 945, 1071, 1138, 1190, 1530, 1707, 1785, 1890, 2142, 2295, 2845, 3213, 3414, 3570, 3983, 4590, 5121, 5355, 5690, 6426, 7966, 8535, 9673, 10242, 10710, 11949, 15363, 16065, 17070, 19346, 19915, 23898, 25605, 29019, 30726, 32130, 35847, 39830, 48365, 51210, 58038, 59745, 67711, 71694, 76815, 87057, 96730, 107541, 119490, 135422, 145095, 153630, 174114, 179235, 203133, 215082, 261171, 290190, 338555, 358470, 406266, 435285, 522342, 537705, 609399, 677110, 870570, 1015665, 1075410, 1218798, 1305855, 1828197, 2031330, 2611710, 3046995, 3656394, 6093990, 9140985, 18281970]

約数ペア:

[(1, 18281970), (2, 9140985), (3, 6093990), (5, 3656394), (6, 3046995), (7, 2611710), (9, 2031330), (10, 1828197), (14, 1305855), (15, 1218798), (17, 1075410), (18, 1015665), (21, 870570), (27, 677110), (30, 609399), (34, 537705), (35, 522342), (42, 435285), (45, 406266), (51, 358470), (54, 338555), (63, 290190), (70, 261171), (85, 215082), (90, 203133), (102, 179235), (105, 174114), (119, 153630), (126, 145095), (135, 135422), (153, 119490), (170, 107541), (189, 96730), (210, 87057), (238, 76815), (255, 71694), (270, 67711), (306, 59745), (315, 58038), (357, 51210), (378, 48365), (459, 39830), (510, 35847), (569, 32130), (595, 30726), (630, 29019), (714, 25605), (765, 23898), (918, 19915), (945, 19346), (1071, 17070), (1138, 16065), (1190, 15363), (1530, 11949), (1707, 10710), (1785, 10242), (1890, 9673), (2142, 8535), (2295, 7966), (2845, 6426), (3213, 5690), (3414, 5355), (3570, 5121), (3983, 4590)]