191802780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81967}}^1$

素因数の和:81995

約数の個数: 72

約数和(自身を含む): 626563392

約数和(自身を除く): 434760612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 81967, 163934, 245901, 327868, 409835, 491802, 737703, 819670, 983604, 1065571, 1229505, 1475406, 1639340, 2131142, 2459010, 2950812, 3196713, 3688515, 4262284, 4918020, 5327855, 6393426, 7377030, 9590139, 10655710, 12786852, 14754060, 15983565, 19180278, 21311420, 31967130, 38360556, 47950695, 63934260, 95901390, 191802780]

約数ペア:

[(1, 191802780), (2, 95901390), (3, 63934260), (4, 47950695), (5, 38360556), (6, 31967130), (9, 21311420), (10, 19180278), (12, 15983565), (13, 14754060), (15, 12786852), (18, 10655710), (20, 9590139), (26, 7377030), (30, 6393426), (36, 5327855), (39, 4918020), (45, 4262284), (52, 3688515), (60, 3196713), (65, 2950812), (78, 2459010), (90, 2131142), (117, 1639340), (130, 1475406), (156, 1229505), (180, 1065571), (195, 983604), (234, 819670), (260, 737703), (390, 491802), (468, 409835), (585, 327868), (780, 245901), (1170, 163934), (2340, 81967)]