109628240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 272192400

約数和(自身を除く): 162564160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 149, 170, 272, 298, 340, 541, 596, 680, 745, 1082, 1192, 1360, 1490, 2164, 2384, 2533, 2705, 2980, 4328, 5066, 5410, 5960, 8656, 9197, 10132, 10820, 11920, 12665, 18394, 20264, 21640, 25330, 36788, 40528, 43280, 45985, 50660, 73576, 80609, 91970, 101320, 147152, 161218, 183940, 202640, 322436, 367880, 403045, 644872, 735760, 806090, 1289744, 1370353, 1612180, 2740706, 3224360, 5481412, 6448720, 6851765, 10962824, 13703530, 21925648, 27407060, 54814120, 109628240]

約数ペア:

[(1, 109628240), (2, 54814120), (4, 27407060), (5, 21925648), (8, 13703530), (10, 10962824), (16, 6851765), (17, 6448720), (20, 5481412), (34, 3224360), (40, 2740706), (68, 1612180), (80, 1370353), (85, 1289744), (136, 806090), (149, 735760), (170, 644872), (272, 403045), (298, 367880), (340, 322436), (541, 202640), (596, 183940), (680, 161218), (745, 147152), (1082, 101320), (1192, 91970), (1360, 80609), (1490, 73576), (2164, 50660), (2384, 45985), (2533, 43280), (2705, 40528), (2980, 36788), (4328, 25330), (5066, 21640), (5410, 20264), (5960, 18394), (8656, 12665), (9197, 11920), (10132, 10820)]