188655720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1247

約数の個数: 128

約数和(自身を含む): 622702080

約数和(自身を除く): 434046360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 131, 132, 165, 220, 262, 264, 330, 393, 440, 524, 655, 660, 786, 1048, 1091, 1310, 1320, 1441, 1572, 1965, 2182, 2620, 2882, 3144, 3273, 3930, 4323, 4364, 5240, 5455, 5764, 6546, 7205, 7860, 8646, 8728, 10910, 11528, 12001, 13092, 14410, 15720, 16365, 17292, 21615, 21820, 24002, 26184, 28820, 32730, 34584, 36003, 43230, 43640, 48004, 57640, 60005, 65460, 72006, 86460, 96008, 120010, 130920, 142921, 144012, 172920, 180015, 240020, 285842, 288024, 360030, 428763, 480040, 571684, 714605, 720060, 857526, 1143368, 1429210, 1440120, 1572131, 1715052, 2143815, 2858420, 3144262, 3430104, 4287630, 4716393, 5716840, 6288524, 7860655, 8575260, 9432786, 12577048, 15721310, 17150520, 18865572, 23581965, 31442620, 37731144, 47163930, 62885240, 94327860, 188655720]

約数ペア:

[(1, 188655720), (2, 94327860), (3, 62885240), (4, 47163930), (5, 37731144), (6, 31442620), (8, 23581965), (10, 18865572), (11, 17150520), (12, 15721310), (15, 12577048), (20, 9432786), (22, 8575260), (24, 7860655), (30, 6288524), (33, 5716840), (40, 4716393), (44, 4287630), (55, 3430104), (60, 3144262), (66, 2858420), (88, 2143815), (110, 1715052), (120, 1572131), (131, 1440120), (132, 1429210), (165, 1143368), (220, 857526), (262, 720060), (264, 714605), (330, 571684), (393, 480040), (440, 428763), (524, 360030), (655, 288024), (660, 285842), (786, 240020), (1048, 180015), (1091, 172920), (1310, 144012), (1320, 142921), (1441, 130920), (1572, 120010), (1965, 96008), (2182, 86460), (2620, 72006), (2882, 65460), (3144, 60005), (3273, 57640), (3930, 48004), (4323, 43640), (4364, 43230), (5240, 36003), (5455, 34584), (5764, 32730), (6546, 28820), (7205, 26184), (7860, 24002), (8646, 21820), (8728, 21615), (10910, 17292), (11528, 16365), (12001, 15720), (13092, 14410)]