28746360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:682

約数の個数: 128

約数和(自身を含む): 98208000

約数和(自身を除く): 69461640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 619, 645, 774, 860, 1032, 1080, 1161, 1238, 1290, 1548, 1720, 1857, 1935, 2322, 2476, 2580, 3095, 3096, 3714, 3870, 4644, 4952, 5160, 5571, 5805, 6190, 7428, 7740, 9285, 9288, 11142, 11610, 12380, 14856, 15480, 16713, 18570, 22284, 23220, 24760, 26617, 27855, 33426, 37140, 44568, 46440, 53234, 55710, 66852, 74280, 79851, 83565, 106468, 111420, 133085, 133704, 159702, 167130, 212936, 222840, 239553, 266170, 319404, 334260, 399255, 479106, 532340, 638808, 668520, 718659, 798510, 958212, 1064680, 1197765, 1437318, 1597020, 1916424, 2395530, 2874636, 3194040, 3593295, 4791060, 5749272, 7186590, 9582120, 14373180, 28746360]

約数ペア:

[(1, 28746360), (2, 14373180), (3, 9582120), (4, 7186590), (5, 5749272), (6, 4791060), (8, 3593295), (9, 3194040), (10, 2874636), (12, 2395530), (15, 1916424), (18, 1597020), (20, 1437318), (24, 1197765), (27, 1064680), (30, 958212), (36, 798510), (40, 718659), (43, 668520), (45, 638808), (54, 532340), (60, 479106), (72, 399255), (86, 334260), (90, 319404), (108, 266170), (120, 239553), (129, 222840), (135, 212936), (172, 167130), (180, 159702), (215, 133704), (216, 133085), (258, 111420), (270, 106468), (344, 83565), (360, 79851), (387, 74280), (430, 66852), (516, 55710), (540, 53234), (619, 46440), (645, 44568), (774, 37140), (860, 33426), (1032, 27855), (1080, 26617), (1161, 24760), (1238, 23220), (1290, 22284), (1548, 18570), (1720, 16713), (1857, 15480), (1935, 14856), (2322, 12380), (2476, 11610), (2580, 11142), (3095, 9288), (3096, 9285), (3714, 7740), (3870, 7428), (4644, 6190), (4952, 5805), (5160, 5571)]