28767960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:719

約数の個数: 160

約数和(自身を含む): 104282640

約数和(自身を除く): 75514680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 683, 702, 780, 810, 936, 1053, 1080, 1170, 1366, 1404, 1560, 1620, 1755, 2049, 2106, 2340, 2732, 2808, 3240, 3415, 3510, 4098, 4212, 4680, 5265, 5464, 6147, 6830, 7020, 8196, 8424, 8879, 10245, 10530, 12294, 13660, 14040, 16392, 17758, 18441, 20490, 21060, 24588, 26637, 27320, 30735, 35516, 36882, 40980, 42120, 44395, 49176, 53274, 55323, 61470, 71032, 73764, 79911, 81960, 88790, 92205, 106548, 110646, 122940, 133185, 147528, 159822, 177580, 184410, 213096, 221292, 239733, 245880, 266370, 276615, 319644, 355160, 368820, 399555, 442584, 479466, 532740, 553230, 639288, 719199, 737640, 799110, 958932, 1065480, 1106460, 1198665, 1438398, 1598220, 1917864, 2212920, 2397330, 2876796, 3196440, 3595995, 4794660, 5753592, 7191990, 9589320, 14383980, 28767960]

約数ペア:

[(1, 28767960), (2, 14383980), (3, 9589320), (4, 7191990), (5, 5753592), (6, 4794660), (8, 3595995), (9, 3196440), (10, 2876796), (12, 2397330), (13, 2212920), (15, 1917864), (18, 1598220), (20, 1438398), (24, 1198665), (26, 1106460), (27, 1065480), (30, 958932), (36, 799110), (39, 737640), (40, 719199), (45, 639288), (52, 553230), (54, 532740), (60, 479466), (65, 442584), (72, 399555), (78, 368820), (81, 355160), (90, 319644), (104, 276615), (108, 266370), (117, 245880), (120, 239733), (130, 221292), (135, 213096), (156, 184410), (162, 177580), (180, 159822), (195, 147528), (216, 133185), (234, 122940), (260, 110646), (270, 106548), (312, 92205), (324, 88790), (351, 81960), (360, 79911), (390, 73764), (405, 71032), (468, 61470), (520, 55323), (540, 53274), (585, 49176), (648, 44395), (683, 42120), (702, 40980), (780, 36882), (810, 35516), (936, 30735), (1053, 27320), (1080, 26637), (1170, 24588), (1366, 21060), (1404, 20490), (1560, 18441), (1620, 17758), (1755, 16392), (2049, 14040), (2106, 13660), (2340, 12294), (2732, 10530), (2808, 10245), (3240, 8879), (3415, 8424), (3510, 8196), (4098, 7020), (4212, 6830), (4680, 6147), (5265, 5464)]