77745420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:982

約数の個数: 144

約数和(自身を含む): 259223328

約数和(自身を除く): 181477908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 765, 810, 918, 941, 972, 1020, 1215, 1377, 1530, 1620, 1836, 1882, 2295, 2430, 2754, 2823, 3060, 3764, 4131, 4590, 4705, 4860, 5508, 5646, 6885, 8262, 8469, 9180, 9410, 11292, 13770, 14115, 15997, 16524, 16938, 18820, 20655, 25407, 27540, 28230, 31994, 33876, 41310, 42345, 47991, 50814, 56460, 63988, 76221, 79985, 82620, 84690, 95982, 101628, 127035, 143973, 152442, 159970, 169380, 191964, 228663, 239955, 254070, 287946, 304884, 319940, 381105, 431919, 457326, 479910, 508140, 575892, 719865, 762210, 863838, 914652, 959820, 1143315, 1295757, 1439730, 1524420, 1727676, 2159595, 2286630, 2591514, 2879460, 3887271, 4319190, 4573260, 5183028, 6478785, 7774542, 8638380, 12957570, 15549084, 19436355, 25915140, 38872710, 77745420]

約数ペア:

[(1, 77745420), (2, 38872710), (3, 25915140), (4, 19436355), (5, 15549084), (6, 12957570), (9, 8638380), (10, 7774542), (12, 6478785), (15, 5183028), (17, 4573260), (18, 4319190), (20, 3887271), (27, 2879460), (30, 2591514), (34, 2286630), (36, 2159595), (45, 1727676), (51, 1524420), (54, 1439730), (60, 1295757), (68, 1143315), (81, 959820), (85, 914652), (90, 863838), (102, 762210), (108, 719865), (135, 575892), (153, 508140), (162, 479910), (170, 457326), (180, 431919), (204, 381105), (243, 319940), (255, 304884), (270, 287946), (306, 254070), (324, 239955), (340, 228663), (405, 191964), (459, 169380), (486, 159970), (510, 152442), (540, 143973), (612, 127035), (765, 101628), (810, 95982), (918, 84690), (941, 82620), (972, 79985), (1020, 76221), (1215, 63988), (1377, 56460), (1530, 50814), (1620, 47991), (1836, 42345), (1882, 41310), (2295, 33876), (2430, 31994), (2754, 28230), (2823, 27540), (3060, 25407), (3764, 20655), (4131, 18820), (4590, 16938), (4705, 16524), (4860, 15997), (5508, 14115), (5646, 13770), (6885, 11292), (8262, 9410), (8469, 9180)]