102387420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 327075840

約数和(自身を除く): 224688420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 279, 295, 310, 311, 354, 372, 465, 531, 558, 590, 620, 622, 708, 885, 930, 933, 1062, 1116, 1180, 1244, 1395, 1555, 1770, 1829, 1860, 1866, 2124, 2655, 2790, 2799, 3110, 3540, 3658, 3732, 4665, 5310, 5487, 5580, 5598, 6220, 7316, 9145, 9330, 9641, 10620, 10974, 11196, 13995, 16461, 18290, 18349, 18660, 19282, 21948, 27435, 27990, 28923, 32922, 36580, 36698, 38564, 48205, 54870, 55047, 55980, 57846, 65844, 73396, 82305, 86769, 91745, 96410, 109740, 110094, 115692, 144615, 164610, 165141, 173538, 183490, 192820, 220188, 275235, 289230, 329220, 330282, 347076, 366980, 433845, 550470, 568819, 578460, 660564, 825705, 867690, 1100940, 1137638, 1651410, 1706457, 1735380, 2275276, 2844095, 3302820, 3412914, 5119371, 5688190, 6825828, 8532285, 10238742, 11376380, 17064570, 20477484, 25596855, 34129140, 51193710, 102387420]

約数ペア:

[(1, 102387420), (2, 51193710), (3, 34129140), (4, 25596855), (5, 20477484), (6, 17064570), (9, 11376380), (10, 10238742), (12, 8532285), (15, 6825828), (18, 5688190), (20, 5119371), (30, 3412914), (31, 3302820), (36, 2844095), (45, 2275276), (59, 1735380), (60, 1706457), (62, 1651410), (90, 1137638), (93, 1100940), (118, 867690), (124, 825705), (155, 660564), (177, 578460), (180, 568819), (186, 550470), (236, 433845), (279, 366980), (295, 347076), (310, 330282), (311, 329220), (354, 289230), (372, 275235), (465, 220188), (531, 192820), (558, 183490), (590, 173538), (620, 165141), (622, 164610), (708, 144615), (885, 115692), (930, 110094), (933, 109740), (1062, 96410), (1116, 91745), (1180, 86769), (1244, 82305), (1395, 73396), (1555, 65844), (1770, 57846), (1829, 55980), (1860, 55047), (1866, 54870), (2124, 48205), (2655, 38564), (2790, 36698), (2799, 36580), (3110, 32922), (3540, 28923), (3658, 27990), (3732, 27435), (4665, 21948), (5310, 19282), (5487, 18660), (5580, 18349), (5598, 18290), (6220, 16461), (7316, 13995), (9145, 11196), (9330, 10974), (9641, 10620)]