394850820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10331}}^1$

素因数の和:10370

約数の個数: 144

約数和(自身を含む): 1385149248

約数和(自身を除く): 990298428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 10331, 12740, 19110, 20662, 30993, 38220, 41324, 51655, 61986, 72317, 103310, 123972, 134303, 144634, 154965, 206620, 216951, 268606, 289268, 309930, 361585, 402909, 433902, 506219, 537212, 619860, 671515, 723170, 805818, 867804, 940121, 1012438, 1084755, 1343030, 1446340, 1518657, 1611636, 1880242, 2014545, 2024876, 2169510, 2531095, 2686060, 2820363, 3037314, 3760484, 4029090, 4339020, 4700605, 5062190, 5640726, 6074628, 6580847, 7593285, 8058180, 9401210, 10124380, 11281452, 13161694, 14101815, 15186570, 18802420, 19742541, 26323388, 28203630, 30373140, 32904235, 39485082, 56407260, 65808470, 78970164, 98712705, 131616940, 197425410, 394850820]

約数ペア:

[(1, 394850820), (2, 197425410), (3, 131616940), (4, 98712705), (5, 78970164), (6, 65808470), (7, 56407260), (10, 39485082), (12, 32904235), (13, 30373140), (14, 28203630), (15, 26323388), (20, 19742541), (21, 18802420), (26, 15186570), (28, 14101815), (30, 13161694), (35, 11281452), (39, 10124380), (42, 9401210), (49, 8058180), (52, 7593285), (60, 6580847), (65, 6074628), (70, 5640726), (78, 5062190), (84, 4700605), (91, 4339020), (98, 4029090), (105, 3760484), (130, 3037314), (140, 2820363), (147, 2686060), (156, 2531095), (182, 2169510), (195, 2024876), (196, 2014545), (210, 1880242), (245, 1611636), (260, 1518657), (273, 1446340), (294, 1343030), (364, 1084755), (390, 1012438), (420, 940121), (455, 867804), (490, 805818), (546, 723170), (588, 671515), (637, 619860), (735, 537212), (780, 506219), (910, 433902), (980, 402909), (1092, 361585), (1274, 309930), (1365, 289268), (1470, 268606), (1820, 216951), (1911, 206620), (2548, 154965), (2730, 144634), (2940, 134303), (3185, 123972), (3822, 103310), (5460, 72317), (6370, 61986), (7644, 51655), (9555, 41324), (10331, 38220), (12740, 30993), (19110, 20662)]