42842240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 119560320

約数和(自身を除く): 76718080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 131, 140, 146, 160, 224, 262, 280, 292, 320, 365, 448, 511, 524, 560, 584, 640, 655, 730, 896, 917, 1022, 1048, 1120, 1168, 1310, 1460, 1834, 2044, 2096, 2240, 2336, 2555, 2620, 2920, 3668, 4088, 4192, 4480, 4585, 4672, 5110, 5240, 5840, 7336, 8176, 8384, 9170, 9344, 9563, 10220, 10480, 11680, 14672, 16352, 16768, 18340, 19126, 20440, 20960, 23360, 29344, 32704, 36680, 38252, 40880, 41920, 46720, 47815, 58688, 65408, 66941, 73360, 76504, 81760, 83840, 95630, 117376, 133882, 146720, 153008, 163520, 191260, 267764, 293440, 306016, 327040, 334705, 382520, 535528, 586880, 612032, 669410, 765040, 1071056, 1224064, 1338820, 1530080, 2142112, 2677640, 3060160, 4284224, 5355280, 6120320, 8568448, 10710560, 21421120, 42842240]

約数ペア:

[(1, 42842240), (2, 21421120), (4, 10710560), (5, 8568448), (7, 6120320), (8, 5355280), (10, 4284224), (14, 3060160), (16, 2677640), (20, 2142112), (28, 1530080), (32, 1338820), (35, 1224064), (40, 1071056), (56, 765040), (64, 669410), (70, 612032), (73, 586880), (80, 535528), (112, 382520), (128, 334705), (131, 327040), (140, 306016), (146, 293440), (160, 267764), (224, 191260), (262, 163520), (280, 153008), (292, 146720), (320, 133882), (365, 117376), (448, 95630), (511, 83840), (524, 81760), (560, 76504), (584, 73360), (640, 66941), (655, 65408), (730, 58688), (896, 47815), (917, 46720), (1022, 41920), (1048, 40880), (1120, 38252), (1168, 36680), (1310, 32704), (1460, 29344), (1834, 23360), (2044, 20960), (2096, 20440), (2240, 19126), (2336, 18340), (2555, 16768), (2620, 16352), (2920, 14672), (3668, 11680), (4088, 10480), (4192, 10220), (4480, 9563), (4585, 9344), (4672, 9170), (5110, 8384), (5240, 8176), (5840, 7336)]