187707780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3008

約数の個数: 144

約数和(自身を含む): 636103104

約数和(自身を除く): 448395324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 780, 810, 972, 1053, 1170, 1215, 1404, 1620, 1755, 2106, 2340, 2430, 2971, 3159, 3510, 4212, 4860, 5265, 5942, 6318, 7020, 8913, 10530, 11884, 12636, 14855, 15795, 17826, 21060, 26739, 29710, 31590, 35652, 38623, 44565, 53478, 59420, 63180, 77246, 80217, 89130, 106956, 115869, 133695, 154492, 160434, 178260, 193115, 231738, 240651, 267390, 320868, 347607, 386230, 401085, 463476, 481302, 534780, 579345, 695214, 721953, 772460, 802170, 962604, 1042821, 1158690, 1203255, 1390428, 1443906, 1604340, 1738035, 2085642, 2317380, 2406510, 2887812, 3128463, 3476070, 3609765, 4171284, 4813020, 5214105, 6256926, 6952140, 7219530, 9385389, 10428210, 12513852, 14439060, 15642315, 18770778, 20856420, 31284630, 37541556, 46926945, 62569260, 93853890, 187707780]

約数ペア:

[(1, 187707780), (2, 93853890), (3, 62569260), (4, 46926945), (5, 37541556), (6, 31284630), (9, 20856420), (10, 18770778), (12, 15642315), (13, 14439060), (15, 12513852), (18, 10428210), (20, 9385389), (26, 7219530), (27, 6952140), (30, 6256926), (36, 5214105), (39, 4813020), (45, 4171284), (52, 3609765), (54, 3476070), (60, 3128463), (65, 2887812), (78, 2406510), (81, 2317380), (90, 2085642), (108, 1738035), (117, 1604340), (130, 1443906), (135, 1390428), (156, 1203255), (162, 1158690), (180, 1042821), (195, 962604), (234, 802170), (243, 772460), (260, 721953), (270, 695214), (324, 579345), (351, 534780), (390, 481302), (405, 463476), (468, 401085), (486, 386230), (540, 347607), (585, 320868), (702, 267390), (780, 240651), (810, 231738), (972, 193115), (1053, 178260), (1170, 160434), (1215, 154492), (1404, 133695), (1620, 115869), (1755, 106956), (2106, 89130), (2340, 80217), (2430, 77246), (2971, 63180), (3159, 59420), (3510, 53478), (4212, 44565), (4860, 38623), (5265, 35652), (5942, 31590), (6318, 29710), (7020, 26739), (8913, 21060), (10530, 17826), (11884, 15795), (12636, 14855)]