215428680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1321}}^1$

素因数の和:1492

約数の個数: 128

約数和(自身を含む): 723398400

約数和(自身を除く): 507969720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 151, 180, 216, 270, 302, 360, 453, 540, 604, 755, 906, 1080, 1208, 1321, 1359, 1510, 1812, 2265, 2642, 2718, 3020, 3624, 3963, 4077, 4530, 5284, 5436, 6040, 6605, 6795, 7926, 8154, 9060, 10568, 10872, 11889, 13210, 13590, 15852, 16308, 18120, 19815, 20385, 23778, 26420, 27180, 31704, 32616, 35667, 39630, 40770, 47556, 52840, 54360, 59445, 71334, 79260, 81540, 95112, 118890, 142668, 158520, 163080, 178335, 199471, 237780, 285336, 356670, 398942, 475560, 598413, 713340, 797884, 997355, 1196826, 1426680, 1595768, 1795239, 1994710, 2393652, 2992065, 3590478, 3989420, 4787304, 5385717, 5984130, 7180956, 7978840, 8976195, 10771434, 11968260, 14361912, 17952390, 21542868, 23936520, 26928585, 35904780, 43085736, 53857170, 71809560, 107714340, 215428680]

約数ペア:

[(1, 215428680), (2, 107714340), (3, 71809560), (4, 53857170), (5, 43085736), (6, 35904780), (8, 26928585), (9, 23936520), (10, 21542868), (12, 17952390), (15, 14361912), (18, 11968260), (20, 10771434), (24, 8976195), (27, 7978840), (30, 7180956), (36, 5984130), (40, 5385717), (45, 4787304), (54, 3989420), (60, 3590478), (72, 2992065), (90, 2393652), (108, 1994710), (120, 1795239), (135, 1595768), (151, 1426680), (180, 1196826), (216, 997355), (270, 797884), (302, 713340), (360, 598413), (453, 475560), (540, 398942), (604, 356670), (755, 285336), (906, 237780), (1080, 199471), (1208, 178335), (1321, 163080), (1359, 158520), (1510, 142668), (1812, 118890), (2265, 95112), (2642, 81540), (2718, 79260), (3020, 71334), (3624, 59445), (3963, 54360), (4077, 52840), (4530, 47556), (5284, 40770), (5436, 39630), (6040, 35667), (6605, 32616), (6795, 31704), (7926, 27180), (8154, 26420), (9060, 23778), (10568, 20385), (10872, 19815), (11889, 18120), (13210, 16308), (13590, 15852)]