55661280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1980

約数の個数: 96

約数和(自身を含む): 178301088

約数和(自身を除く): 122639808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1901, 1952, 2440, 2928, 3660, 3802, 4880, 5703, 5856, 7320, 7604, 9505, 9760, 11406, 14640, 15208, 19010, 22812, 28515, 29280, 30416, 38020, 45624, 57030, 60832, 76040, 91248, 114060, 115961, 152080, 182496, 228120, 231922, 304160, 347883, 456240, 463844, 579805, 695766, 912480, 927688, 1159610, 1391532, 1739415, 1855376, 2319220, 2783064, 3478830, 3710752, 4638440, 5566128, 6957660, 9276880, 11132256, 13915320, 18553760, 27830640, 55661280]

約数ペア:

[(1, 55661280), (2, 27830640), (3, 18553760), (4, 13915320), (5, 11132256), (6, 9276880), (8, 6957660), (10, 5566128), (12, 4638440), (15, 3710752), (16, 3478830), (20, 2783064), (24, 2319220), (30, 1855376), (32, 1739415), (40, 1391532), (48, 1159610), (60, 927688), (61, 912480), (80, 695766), (96, 579805), (120, 463844), (122, 456240), (160, 347883), (183, 304160), (240, 231922), (244, 228120), (305, 182496), (366, 152080), (480, 115961), (488, 114060), (610, 91248), (732, 76040), (915, 60832), (976, 57030), (1220, 45624), (1464, 38020), (1830, 30416), (1901, 29280), (1952, 28515), (2440, 22812), (2928, 19010), (3660, 15208), (3802, 14640), (4880, 11406), (5703, 9760), (5856, 9505), (7320, 7604)]