194677980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2879}}^1$

素因数の和:2928

約数の個数: 144

約数和(自身を含む): 661893120

約数和(自身を除く): 467215140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2879, 2940, 3220, 3381, 4508, 4830, 5635, 5758, 6762, 8637, 9660, 11270, 11516, 13524, 14395, 16905, 17274, 20153, 22540, 28790, 33810, 34548, 40306, 43185, 57580, 60459, 66217, 67620, 80612, 86370, 100765, 120918, 132434, 141071, 172740, 198651, 201530, 241836, 264868, 282142, 302295, 331085, 397302, 403060, 423213, 463519, 564284, 604590, 662170, 705355, 794604, 846426, 927038, 993255, 1209180, 1324340, 1390557, 1410710, 1692852, 1854076, 1986510, 2116065, 2317595, 2781114, 2821420, 3244633, 3973020, 4232130, 4635190, 5562228, 6489266, 6952785, 8464260, 9270380, 9733899, 12978532, 13905570, 16223165, 19467798, 27811140, 32446330, 38935596, 48669495, 64892660, 97338990, 194677980]

約数ペア:

[(1, 194677980), (2, 97338990), (3, 64892660), (4, 48669495), (5, 38935596), (6, 32446330), (7, 27811140), (10, 19467798), (12, 16223165), (14, 13905570), (15, 12978532), (20, 9733899), (21, 9270380), (23, 8464260), (28, 6952785), (30, 6489266), (35, 5562228), (42, 4635190), (46, 4232130), (49, 3973020), (60, 3244633), (69, 2821420), (70, 2781114), (84, 2317595), (92, 2116065), (98, 1986510), (105, 1854076), (115, 1692852), (138, 1410710), (140, 1390557), (147, 1324340), (161, 1209180), (196, 993255), (210, 927038), (230, 846426), (245, 794604), (276, 705355), (294, 662170), (322, 604590), (345, 564284), (420, 463519), (460, 423213), (483, 403060), (490, 397302), (588, 331085), (644, 302295), (690, 282142), (735, 264868), (805, 241836), (966, 201530), (980, 198651), (1127, 172740), (1380, 141071), (1470, 132434), (1610, 120918), (1932, 100765), (2254, 86370), (2415, 80612), (2879, 67620), (2940, 66217), (3220, 60459), (3381, 57580), (4508, 43185), (4830, 40306), (5635, 34548), (5758, 33810), (6762, 28790), (8637, 22540), (9660, 20153), (11270, 17274), (11516, 16905), (13524, 14395)]