18801477870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{78467}}^1$

素因数の和:78654

約数の個数: 96

約数和(自身を含む): 52813358208

約数和(自身を除く): 34011880338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 163, 210, 245, 294, 326, 489, 490, 735, 815, 978, 1141, 1470, 1630, 2282, 2445, 3423, 4890, 5705, 6846, 7987, 11410, 15974, 17115, 23961, 34230, 39935, 47922, 78467, 79870, 119805, 156934, 235401, 239610, 392335, 470802, 549269, 784670, 1098538, 1177005, 1647807, 2354010, 2746345, 3295614, 3844883, 5492690, 7689766, 8239035, 11534649, 12790121, 16478070, 19224415, 23069298, 25580242, 38370363, 38448830, 57673245, 63950605, 76740726, 89530847, 115346490, 127901210, 179061694, 191851815, 268592541, 383703630, 447654235, 537185082, 626715929, 895308470, 1253431858, 1342962705, 1880147787, 2685925410, 3133579645, 3760295574, 6267159290, 9400738935, 18801477870]

約数ペア:

[(1, 18801477870), (2, 9400738935), (3, 6267159290), (5, 3760295574), (6, 3133579645), (7, 2685925410), (10, 1880147787), (14, 1342962705), (15, 1253431858), (21, 895308470), (30, 626715929), (35, 537185082), (42, 447654235), (49, 383703630), (70, 268592541), (98, 191851815), (105, 179061694), (147, 127901210), (163, 115346490), (210, 89530847), (245, 76740726), (294, 63950605), (326, 57673245), (489, 38448830), (490, 38370363), (735, 25580242), (815, 23069298), (978, 19224415), (1141, 16478070), (1470, 12790121), (1630, 11534649), (2282, 8239035), (2445, 7689766), (3423, 5492690), (4890, 3844883), (5705, 3295614), (6846, 2746345), (7987, 2354010), (11410, 1647807), (15974, 1177005), (17115, 1098538), (23961, 784670), (34230, 549269), (39935, 470802), (47922, 392335), (78467, 239610), (79870, 235401), (119805, 156934)]