1215666540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2389}}^1$

素因数の和:2672

約数の個数: 144

約数和(自身を含む): 4040094240

約数和(自身を除く): 2824427700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 257, 330, 396, 495, 514, 660, 771, 990, 1028, 1285, 1542, 1980, 2313, 2389, 2570, 2827, 3084, 3855, 4626, 4778, 5140, 5654, 7167, 7710, 8481, 9252, 9556, 11308, 11565, 11945, 14135, 14334, 15420, 16962, 21501, 23130, 23890, 25443, 26279, 28270, 28668, 33924, 35835, 42405, 43002, 46260, 47780, 50886, 52558, 56540, 71670, 78837, 84810, 86004, 101772, 105116, 107505, 127215, 131395, 143340, 157674, 169620, 215010, 236511, 254430, 262790, 315348, 394185, 430020, 473022, 508860, 525580, 613973, 788370, 946044, 1182555, 1227946, 1576740, 1841919, 2365110, 2455892, 3069865, 3683838, 4730220, 5525757, 6139730, 6753703, 7367676, 9209595, 11051514, 12279460, 13507406, 18419190, 20261109, 22103028, 27014812, 27628785, 33768515, 36838380, 40522218, 55257570, 60783327, 67537030, 81044436, 101305545, 110515140, 121566654, 135074060, 202611090, 243133308, 303916635, 405222180, 607833270, 1215666540]

約数ペア:

[(1, 1215666540), (2, 607833270), (3, 405222180), (4, 303916635), (5, 243133308), (6, 202611090), (9, 135074060), (10, 121566654), (11, 110515140), (12, 101305545), (15, 81044436), (18, 67537030), (20, 60783327), (22, 55257570), (30, 40522218), (33, 36838380), (36, 33768515), (44, 27628785), (45, 27014812), (55, 22103028), (60, 20261109), (66, 18419190), (90, 13507406), (99, 12279460), (110, 11051514), (132, 9209595), (165, 7367676), (180, 6753703), (198, 6139730), (220, 5525757), (257, 4730220), (330, 3683838), (396, 3069865), (495, 2455892), (514, 2365110), (660, 1841919), (771, 1576740), (990, 1227946), (1028, 1182555), (1285, 946044), (1542, 788370), (1980, 613973), (2313, 525580), (2389, 508860), (2570, 473022), (2827, 430020), (3084, 394185), (3855, 315348), (4626, 262790), (4778, 254430), (5140, 236511), (5654, 215010), (7167, 169620), (7710, 157674), (8481, 143340), (9252, 131395), (9556, 127215), (11308, 107505), (11565, 105116), (11945, 101772), (14135, 86004), (14334, 84810), (15420, 78837), (16962, 71670), (21501, 56540), (23130, 52558), (23890, 50886), (25443, 47780), (26279, 46260), (28270, 43002), (28668, 42405), (33924, 35835)]