240157440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{6949}}^1$

素因数の和:6979

約数の個数: 144

約数和(自身を含む): 852348000

約数和(自身を除く): 612190560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 6949, 8640, 11520, 13898, 17280, 20847, 27796, 34560, 34745, 41694, 55592, 62541, 69490, 83388, 104235, 111184, 125082, 138980, 166776, 187623, 208470, 222368, 250164, 277960, 312705, 333552, 375246, 416940, 444736, 500328, 555920, 625410, 667104, 750492, 833880, 889472, 938115, 1000656, 1111840, 1250820, 1334208, 1500984, 1667760, 1778944, 1876230, 2001312, 2223680, 2501640, 2668416, 3001968, 3335520, 3752460, 4002624, 4447360, 5003280, 5336832, 6003936, 6671040, 7504920, 8005248, 8894720, 10006560, 12007872, 13342080, 15009840, 16010496, 20013120, 24015744, 26684160, 30019680, 40026240, 48031488, 60039360, 80052480, 120078720, 240157440]

約数ペア:

[(1, 240157440), (2, 120078720), (3, 80052480), (4, 60039360), (5, 48031488), (6, 40026240), (8, 30019680), (9, 26684160), (10, 24015744), (12, 20013120), (15, 16010496), (16, 15009840), (18, 13342080), (20, 12007872), (24, 10006560), (27, 8894720), (30, 8005248), (32, 7504920), (36, 6671040), (40, 6003936), (45, 5336832), (48, 5003280), (54, 4447360), (60, 4002624), (64, 3752460), (72, 3335520), (80, 3001968), (90, 2668416), (96, 2501640), (108, 2223680), (120, 2001312), (128, 1876230), (135, 1778944), (144, 1667760), (160, 1500984), (180, 1334208), (192, 1250820), (216, 1111840), (240, 1000656), (256, 938115), (270, 889472), (288, 833880), (320, 750492), (360, 667104), (384, 625410), (432, 555920), (480, 500328), (540, 444736), (576, 416940), (640, 375246), (720, 333552), (768, 312705), (864, 277960), (960, 250164), (1080, 222368), (1152, 208470), (1280, 187623), (1440, 166776), (1728, 138980), (1920, 125082), (2160, 111184), (2304, 104235), (2880, 83388), (3456, 69490), (3840, 62541), (4320, 55592), (5760, 41694), (6912, 34745), (6949, 34560), (8640, 27796), (11520, 20847), (13898, 17280)]