247607280

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 240

約数和(自身を含む): 883943424

約数和(自身を除く): 636336144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 81, 90, 94, 108, 120, 135, 141, 144, 162, 180, 188, 216, 235, 240, 243, 270, 271, 282, 324, 360, 376, 405, 423, 432, 470, 486, 540, 542, 564, 648, 705, 720, 752, 810, 813, 846, 940, 972, 1080, 1084, 1128, 1215, 1269, 1296, 1355, 1410, 1620, 1626, 1692, 1880, 1944, 2115, 2160, 2168, 2256, 2430, 2439, 2538, 2710, 2820, 3240, 3252, 3384, 3760, 3807, 3888, 4065, 4230, 4336, 4860, 4878, 5076, 5420, 5640, 6345, 6480, 6504, 6768, 7317, 7614, 8130, 8460, 9720, 9756, 10152, 10840, 11280, 11421, 12195, 12690, 12737, 13008, 14634, 15228, 16260, 16920, 19035, 19440, 19512, 20304, 21680, 21951, 22842, 24390, 25380, 25474, 29268, 30456, 32520, 33840, 36585, 38070, 38211, 39024, 43902, 45684, 48780, 50760, 50948, 57105, 58536, 60912, 63685, 65040, 65853, 73170, 76140, 76422, 87804, 91368, 97560, 101520, 101896, 109755, 114210, 114633, 117072, 127370, 131706, 146340, 152280, 152844, 175608, 182736, 191055, 195120, 203792, 219510, 228420, 229266, 254740, 263412, 292680, 304560, 305688, 329265, 343899, 351216, 382110, 439020, 456840, 458532, 509480, 526824, 573165, 585360, 611376, 658530, 687798, 764220, 878040, 913680, 917064, 1018960, 1031697, 1053648, 1146330, 1317060, 1375596, 1528440, 1719495, 1756080, 1834128, 2063394, 2292660, 2634120, 2751192, 3056880, 3095091, 3438990, 4126788, 4585320, 5158485, 5268240, 5502384, 6190182, 6877980, 8253576, 9170640, 10316970, 12380364, 13755960, 15475455, 16507152, 20633940, 24760728, 27511920, 30950910, 41267880, 49521456, 61901820, 82535760, 123803640, 247607280]

約数ペア:

[(1, 247607280), (2, 123803640), (3, 82535760), (4, 61901820), (5, 49521456), (6, 41267880), (8, 30950910), (9, 27511920), (10, 24760728), (12, 20633940), (15, 16507152), (16, 15475455), (18, 13755960), (20, 12380364), (24, 10316970), (27, 9170640), (30, 8253576), (36, 6877980), (40, 6190182), (45, 5502384), (47, 5268240), (48, 5158485), (54, 4585320), (60, 4126788), (72, 3438990), (80, 3095091), (81, 3056880), (90, 2751192), (94, 2634120), (108, 2292660), (120, 2063394), (135, 1834128), (141, 1756080), (144, 1719495), (162, 1528440), (180, 1375596), (188, 1317060), (216, 1146330), (235, 1053648), (240, 1031697), (243, 1018960), (270, 917064), (271, 913680), (282, 878040), (324, 764220), (360, 687798), (376, 658530), (405, 611376), (423, 585360), (432, 573165), (470, 526824), (486, 509480), (540, 458532), (542, 456840), (564, 439020), (648, 382110), (705, 351216), (720, 343899), (752, 329265), (810, 305688), (813, 304560), (846, 292680), (940, 263412), (972, 254740), (1080, 229266), (1084, 228420), (1128, 219510), (1215, 203792), (1269, 195120), (1296, 191055), (1355, 182736), (1410, 175608), (1620, 152844), (1626, 152280), (1692, 146340), (1880, 131706), (1944, 127370), (2115, 117072), (2160, 114633), (2168, 114210), (2256, 109755), (2430, 101896), (2439, 101520), (2538, 97560), (2710, 91368), (2820, 87804), (3240, 76422), (3252, 76140), (3384, 73170), (3760, 65853), (3807, 65040), (3888, 63685), (4065, 60912), (4230, 58536), (4336, 57105), (4860, 50948), (4878, 50760), (5076, 48780), (5420, 45684), (5640, 43902), (6345, 39024), (6480, 38211), (6504, 38070), (6768, 36585), (7317, 33840), (7614, 32520), (8130, 30456), (8460, 29268), (9720, 25474), (9756, 25380), (10152, 24390), (10840, 22842), (11280, 21951), (11421, 21680), (12195, 20304), (12690, 19512), (12737, 19440), (13008, 19035), (14634, 16920), (15228, 16260)]