42207760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 122135040

約数和(自身を除く): 79927280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 80, 92, 112, 113, 115, 116, 140, 145, 161, 184, 203, 226, 230, 232, 280, 290, 322, 368, 406, 452, 460, 464, 560, 565, 580, 644, 667, 791, 805, 812, 904, 920, 1015, 1130, 1160, 1288, 1334, 1582, 1610, 1624, 1808, 1840, 2030, 2260, 2320, 2576, 2599, 2668, 3164, 3220, 3248, 3277, 3335, 3955, 4060, 4520, 4669, 5198, 5336, 6328, 6440, 6554, 6670, 7910, 8120, 9040, 9338, 10396, 10672, 12656, 12880, 12995, 13108, 13340, 15820, 16240, 16385, 18193, 18676, 20792, 22939, 23345, 25990, 26216, 26680, 31640, 32770, 36386, 37352, 41584, 45878, 46690, 51980, 52432, 53360, 63280, 65540, 72772, 74704, 75371, 90965, 91756, 93380, 103960, 114695, 131080, 145544, 150742, 181930, 183512, 186760, 207920, 229390, 262160, 291088, 301484, 363860, 367024, 373520, 376855, 458780, 527597, 602968, 727720, 753710, 917560, 1055194, 1205936, 1455440, 1507420, 1835120, 2110388, 2637985, 3014840, 4220776, 5275970, 6029680, 8441552, 10551940, 21103880, 42207760]

約数ペア:

[(1, 42207760), (2, 21103880), (4, 10551940), (5, 8441552), (7, 6029680), (8, 5275970), (10, 4220776), (14, 3014840), (16, 2637985), (20, 2110388), (23, 1835120), (28, 1507420), (29, 1455440), (35, 1205936), (40, 1055194), (46, 917560), (56, 753710), (58, 727720), (70, 602968), (80, 527597), (92, 458780), (112, 376855), (113, 373520), (115, 367024), (116, 363860), (140, 301484), (145, 291088), (161, 262160), (184, 229390), (203, 207920), (226, 186760), (230, 183512), (232, 181930), (280, 150742), (290, 145544), (322, 131080), (368, 114695), (406, 103960), (452, 93380), (460, 91756), (464, 90965), (560, 75371), (565, 74704), (580, 72772), (644, 65540), (667, 63280), (791, 53360), (805, 52432), (812, 51980), (904, 46690), (920, 45878), (1015, 41584), (1130, 37352), (1160, 36386), (1288, 32770), (1334, 31640), (1582, 26680), (1610, 26216), (1624, 25990), (1808, 23345), (1840, 22939), (2030, 20792), (2260, 18676), (2320, 18193), (2576, 16385), (2599, 16240), (2668, 15820), (3164, 13340), (3220, 13108), (3248, 12995), (3277, 12880), (3335, 12656), (3955, 10672), (4060, 10396), (4520, 9338), (4669, 9040), (5198, 8120), (5336, 7910), (6328, 6670), (6440, 6554)]