219288420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3082

約数の個数: 144

約数和(自身を含む): 739694592

約数和(自身を除く): 520406172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3023, 3627, 4030, 4836, 5580, 6045, 6046, 7254, 8060, 9069, 12090, 12092, 14508, 15115, 18135, 18138, 24180, 27207, 30230, 36270, 36276, 39299, 45345, 54414, 60460, 72540, 78598, 90690, 93713, 108828, 117897, 136035, 157196, 181380, 187426, 196495, 235794, 272070, 281139, 353691, 374852, 392990, 468565, 471588, 544140, 562278, 589485, 707382, 785980, 843417, 937130, 1124556, 1178970, 1218269, 1405695, 1414764, 1686834, 1768455, 1874260, 2357940, 2436538, 2811390, 3373668, 3536910, 3654807, 4217085, 4873076, 5622780, 6091345, 7073820, 7309614, 8434170, 10964421, 12182690, 14619228, 16868340, 18274035, 21928842, 24365380, 36548070, 43857684, 54822105, 73096140, 109644210, 219288420]

約数ペア:

[(1, 219288420), (2, 109644210), (3, 73096140), (4, 54822105), (5, 43857684), (6, 36548070), (9, 24365380), (10, 21928842), (12, 18274035), (13, 16868340), (15, 14619228), (18, 12182690), (20, 10964421), (26, 8434170), (30, 7309614), (31, 7073820), (36, 6091345), (39, 5622780), (45, 4873076), (52, 4217085), (60, 3654807), (62, 3536910), (65, 3373668), (78, 2811390), (90, 2436538), (93, 2357940), (117, 1874260), (124, 1768455), (130, 1686834), (155, 1414764), (156, 1405695), (180, 1218269), (186, 1178970), (195, 1124556), (234, 937130), (260, 843417), (279, 785980), (310, 707382), (372, 589485), (390, 562278), (403, 544140), (465, 471588), (468, 468565), (558, 392990), (585, 374852), (620, 353691), (780, 281139), (806, 272070), (930, 235794), (1116, 196495), (1170, 187426), (1209, 181380), (1395, 157196), (1612, 136035), (1860, 117897), (2015, 108828), (2340, 93713), (2418, 90690), (2790, 78598), (3023, 72540), (3627, 60460), (4030, 54414), (4836, 45345), (5580, 39299), (6045, 36276), (6046, 36270), (7254, 30230), (8060, 27207), (9069, 24180), (12090, 18138), (12092, 18135), (14508, 15115)]