90643140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 216

約数和(自身を含む): 328648320

約数和(自身を除く): 238005180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 210, 215, 239, 245, 252, 258, 294, 301, 315, 387, 420, 430, 441, 478, 490, 516, 588, 602, 630, 645, 717, 735, 774, 860, 882, 903, 956, 980, 1195, 1204, 1260, 1290, 1434, 1470, 1505, 1548, 1673, 1764, 1806, 1935, 2107, 2151, 2205, 2390, 2580, 2709, 2868, 2940, 3010, 3346, 3585, 3612, 3870, 4214, 4302, 4410, 4515, 4780, 5019, 5418, 6020, 6321, 6692, 7170, 7740, 8365, 8428, 8604, 8820, 9030, 10038, 10277, 10535, 10755, 10836, 11711, 12642, 13545, 14340, 15057, 16730, 18060, 18963, 20076, 20554, 21070, 21510, 23422, 25095, 25284, 27090, 30114, 30831, 31605, 33460, 35133, 37926, 41108, 42140, 43020, 46844, 50190, 51385, 54180, 58555, 60228, 61662, 63210, 70266, 71939, 75285, 75852, 92493, 94815, 100380, 102770, 105399, 117110, 123324, 126420, 140532, 143878, 150570, 154155, 175665, 184986, 189630, 205540, 210798, 215817, 234220, 287756, 301140, 308310, 351330, 359695, 369972, 379260, 421596, 431634, 462465, 503573, 526995, 616620, 647451, 702660, 719390, 863268, 924930, 1007146, 1053990, 1079085, 1294902, 1438780, 1510719, 1849860, 2014292, 2107980, 2158170, 2517865, 2589804, 3021438, 3237255, 4316340, 4532157, 5035730, 6042876, 6474510, 7553595, 9064314, 10071460, 12949020, 15107190, 18128628, 22660785, 30214380, 45321570, 90643140]

約数ペア:

[(1, 90643140), (2, 45321570), (3, 30214380), (4, 22660785), (5, 18128628), (6, 15107190), (7, 12949020), (9, 10071460), (10, 9064314), (12, 7553595), (14, 6474510), (15, 6042876), (18, 5035730), (20, 4532157), (21, 4316340), (28, 3237255), (30, 3021438), (35, 2589804), (36, 2517865), (42, 2158170), (43, 2107980), (45, 2014292), (49, 1849860), (60, 1510719), (63, 1438780), (70, 1294902), (84, 1079085), (86, 1053990), (90, 1007146), (98, 924930), (105, 863268), (126, 719390), (129, 702660), (140, 647451), (147, 616620), (172, 526995), (180, 503573), (196, 462465), (210, 431634), (215, 421596), (239, 379260), (245, 369972), (252, 359695), (258, 351330), (294, 308310), (301, 301140), (315, 287756), (387, 234220), (420, 215817), (430, 210798), (441, 205540), (478, 189630), (490, 184986), (516, 175665), (588, 154155), (602, 150570), (630, 143878), (645, 140532), (717, 126420), (735, 123324), (774, 117110), (860, 105399), (882, 102770), (903, 100380), (956, 94815), (980, 92493), (1195, 75852), (1204, 75285), (1260, 71939), (1290, 70266), (1434, 63210), (1470, 61662), (1505, 60228), (1548, 58555), (1673, 54180), (1764, 51385), (1806, 50190), (1935, 46844), (2107, 43020), (2151, 42140), (2205, 41108), (2390, 37926), (2580, 35133), (2709, 33460), (2868, 31605), (2940, 30831), (3010, 30114), (3346, 27090), (3585, 25284), (3612, 25095), (3870, 23422), (4214, 21510), (4302, 21070), (4410, 20554), (4515, 20076), (4780, 18963), (5019, 18060), (5418, 16730), (6020, 15057), (6321, 14340), (6692, 13545), (7170, 12642), (7740, 11711), (8365, 10836), (8428, 10755), (8604, 10535), (8820, 10277), (9030, 10038)]