205710840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:563

約数の個数: 160

約数和(自身を含む): 697308480

約数和(自身を除く): 491597640

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, 81, 90, 108, 120, 135, 162, 173, 180, 216, 270, 324, 346, 360, 367, 405, 519, 540, 648, 692, 734, 810, 865, 1038, 1080, 1101, 1384, 1468, 1557, 1620, 1730, 1835, 2076, 2202, 2595, 2936, 3114, 3240, 3303, 3460, 3670, 4152, 4404, 4671, 5190, 5505, 6228, 6606, 6920, 7340, 7785, 8808, 9342, 9909, 10380, 11010, 12456, 13212, 14013, 14680, 15570, 16515, 18684, 19818, 20760, 22020, 23355, 26424, 28026, 29727, 31140, 33030, 37368, 39636, 44040, 46710, 49545, 56052, 59454, 62280, 63491, 66060, 70065, 79272, 93420, 99090, 112104, 118908, 126982, 132120, 140130, 148635, 186840, 190473, 198180, 237816, 253964, 280260, 297270, 317455, 380946, 396360, 507928, 560520, 571419, 594540, 634910, 761892, 952365, 1142838, 1189080, 1269820, 1523784, 1714257, 1904730, 2285676, 2539640, 2857095, 3428514, 3809460, 4571352, 5142771, 5714190, 6857028, 7618920, 8571285, 10285542, 11428380, 13714056, 17142570, 20571084, 22856760, 25713855, 34285140, 41142168, 51427710, 68570280, 102855420, 205710840]

約数ペア:

[(1, 205710840), (2, 102855420), (3, 68570280), (4, 51427710), (5, 41142168), (6, 34285140), (8, 25713855), (9, 22856760), (10, 20571084), (12, 17142570), (15, 13714056), (18, 11428380), (20, 10285542), (24, 8571285), (27, 7618920), (30, 6857028), (36, 5714190), (40, 5142771), (45, 4571352), (54, 3809460), (60, 3428514), (72, 2857095), (81, 2539640), (90, 2285676), (108, 1904730), (120, 1714257), (135, 1523784), (162, 1269820), (173, 1189080), (180, 1142838), (216, 952365), (270, 761892), (324, 634910), (346, 594540), (360, 571419), (367, 560520), (405, 507928), (519, 396360), (540, 380946), (648, 317455), (692, 297270), (734, 280260), (810, 253964), (865, 237816), (1038, 198180), (1080, 190473), (1101, 186840), (1384, 148635), (1468, 140130), (1557, 132120), (1620, 126982), (1730, 118908), (1835, 112104), (2076, 99090), (2202, 93420), (2595, 79272), (2936, 70065), (3114, 66060), (3240, 63491), (3303, 62280), (3460, 59454), (3670, 56052), (4152, 49545), (4404, 46710), (4671, 44040), (5190, 39636), (5505, 37368), (6228, 33030), (6606, 31140), (6920, 29727), (7340, 28026), (7785, 26424), (8808, 23355), (9342, 22020), (9909, 20760), (10380, 19818), (11010, 18684), (12456, 16515), (13212, 15570), (14013, 14680)]