1279590900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1427}}^1$

素因数の和:1519

約数の個数: 216

約数和(自身を含む): 4380407136

約数和(自身を除く): 3100816236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 61, 70, 75, 84, 98, 100, 105, 122, 140, 147, 150, 175, 183, 196, 210, 244, 245, 294, 300, 305, 350, 366, 420, 427, 490, 525, 588, 610, 700, 732, 735, 854, 915, 980, 1050, 1220, 1225, 1281, 1427, 1470, 1525, 1708, 1830, 2100, 2135, 2450, 2562, 2854, 2940, 2989, 3050, 3660, 3675, 4270, 4281, 4575, 4900, 5124, 5708, 5978, 6100, 6405, 7135, 7350, 8540, 8562, 8967, 9150, 9989, 10675, 11956, 12810, 14270, 14700, 14945, 17124, 17934, 18300, 19978, 21350, 21405, 25620, 28540, 29890, 29967, 32025, 35675, 35868, 39956, 42700, 42810, 44835, 49945, 59780, 59934, 64050, 69923, 71350, 74725, 85620, 87047, 89670, 99890, 107025, 119868, 128100, 139846, 142700, 149450, 149835, 174094, 179340, 199780, 209769, 214050, 224175, 249725, 261141, 279692, 298900, 299670, 348188, 349615, 419538, 428100, 435235, 448350, 499450, 522282, 599340, 609329, 699230, 749175, 839076, 870470, 896700, 998900, 1044564, 1048845, 1218658, 1305705, 1398460, 1498350, 1740940, 1748075, 1827987, 2097690, 2176175, 2437316, 2611410, 2996700, 3046645, 3496150, 3655974, 4195380, 4265303, 4352350, 5222820, 5244225, 6093290, 6528525, 6992300, 7311948, 8530606, 8704700, 9139935, 10488450, 12186580, 12795909, 13057050, 15233225, 17061212, 18279870, 20976900, 21326515, 25591818, 26114100, 30466450, 36559740, 42653030, 45699675, 51183636, 60932900, 63979545, 85306060, 91399350, 106632575, 127959090, 182798700, 213265150, 255918180, 319897725, 426530300, 639795450, 1279590900]

約数ペア:

[(1, 1279590900), (2, 639795450), (3, 426530300), (4, 319897725), (5, 255918180), (6, 213265150), (7, 182798700), (10, 127959090), (12, 106632575), (14, 91399350), (15, 85306060), (20, 63979545), (21, 60932900), (25, 51183636), (28, 45699675), (30, 42653030), (35, 36559740), (42, 30466450), (49, 26114100), (50, 25591818), (60, 21326515), (61, 20976900), (70, 18279870), (75, 17061212), (84, 15233225), (98, 13057050), (100, 12795909), (105, 12186580), (122, 10488450), (140, 9139935), (147, 8704700), (150, 8530606), (175, 7311948), (183, 6992300), (196, 6528525), (210, 6093290), (244, 5244225), (245, 5222820), (294, 4352350), (300, 4265303), (305, 4195380), (350, 3655974), (366, 3496150), (420, 3046645), (427, 2996700), (490, 2611410), (525, 2437316), (588, 2176175), (610, 2097690), (700, 1827987), (732, 1748075), (735, 1740940), (854, 1498350), (915, 1398460), (980, 1305705), (1050, 1218658), (1220, 1048845), (1225, 1044564), (1281, 998900), (1427, 896700), (1470, 870470), (1525, 839076), (1708, 749175), (1830, 699230), (2100, 609329), (2135, 599340), (2450, 522282), (2562, 499450), (2854, 448350), (2940, 435235), (2989, 428100), (3050, 419538), (3660, 349615), (3675, 348188), (4270, 299670), (4281, 298900), (4575, 279692), (4900, 261141), (5124, 249725), (5708, 224175), (5978, 214050), (6100, 209769), (6405, 199780), (7135, 179340), (7350, 174094), (8540, 149835), (8562, 149450), (8967, 142700), (9150, 139846), (9989, 128100), (10675, 119868), (11956, 107025), (12810, 99890), (14270, 89670), (14700, 87047), (14945, 85620), (17124, 74725), (17934, 71350), (18300, 69923), (19978, 64050), (21350, 59934), (21405, 59780), (25620, 49945), (28540, 44835), (29890, 42810), (29967, 42700), (32025, 39956), (35675, 35868)]