156325120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 435617280

約数和(自身を除く): 279292160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 239, 256, 280, 292, 320, 365, 448, 478, 511, 560, 584, 640, 730, 896, 956, 1022, 1120, 1168, 1195, 1280, 1460, 1673, 1792, 1912, 2044, 2240, 2336, 2390, 2555, 2920, 3346, 3824, 4088, 4480, 4672, 4780, 5110, 5840, 6692, 7648, 8176, 8365, 8960, 9344, 9560, 10220, 11680, 13384, 15296, 16352, 16730, 17447, 18688, 19120, 20440, 23360, 26768, 30592, 32704, 33460, 34894, 38240, 40880, 46720, 53536, 61184, 65408, 66920, 69788, 76480, 81760, 87235, 93440, 107072, 122129, 130816, 133840, 139576, 152960, 163520, 174470, 214144, 244258, 267680, 279152, 305920, 327040, 348940, 428288, 488516, 535360, 558304, 610645, 654080, 697880, 977032, 1070720, 1116608, 1221290, 1395760, 1954064, 2141440, 2233216, 2442580, 2791520, 3908128, 4466432, 4885160, 5583040, 7816256, 9770320, 11166080, 15632512, 19540640, 22332160, 31265024, 39081280, 78162560, 156325120]

約数ペア:

[(1, 156325120), (2, 78162560), (4, 39081280), (5, 31265024), (7, 22332160), (8, 19540640), (10, 15632512), (14, 11166080), (16, 9770320), (20, 7816256), (28, 5583040), (32, 4885160), (35, 4466432), (40, 3908128), (56, 2791520), (64, 2442580), (70, 2233216), (73, 2141440), (80, 1954064), (112, 1395760), (128, 1221290), (140, 1116608), (146, 1070720), (160, 977032), (224, 697880), (239, 654080), (256, 610645), (280, 558304), (292, 535360), (320, 488516), (365, 428288), (448, 348940), (478, 327040), (511, 305920), (560, 279152), (584, 267680), (640, 244258), (730, 214144), (896, 174470), (956, 163520), (1022, 152960), (1120, 139576), (1168, 133840), (1195, 130816), (1280, 122129), (1460, 107072), (1673, 93440), (1792, 87235), (1912, 81760), (2044, 76480), (2240, 69788), (2336, 66920), (2390, 65408), (2555, 61184), (2920, 53536), (3346, 46720), (3824, 40880), (4088, 38240), (4480, 34894), (4672, 33460), (4780, 32704), (5110, 30592), (5840, 26768), (6692, 23360), (7648, 20440), (8176, 19120), (8365, 18688), (8960, 17447), (9344, 16730), (9560, 16352), (10220, 15296), (11680, 13384)]