30911400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1356

約数の個数: 144

約数和(自身を含む): 111880860

約数和(自身を除く): 80969460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 900, 936, 975, 1170, 1300, 1321, 1560, 1800, 1950, 2340, 2600, 2642, 2925, 3900, 3963, 4680, 5284, 5850, 6605, 7800, 7926, 10568, 11700, 11889, 13210, 15852, 17173, 19815, 23400, 23778, 26420, 31704, 33025, 34346, 39630, 47556, 51519, 52840, 59445, 66050, 68692, 79260, 85865, 95112, 99075, 103038, 118890, 132100, 137384, 154557, 158520, 171730, 198150, 206076, 237780, 257595, 264200, 297225, 309114, 343460, 396300, 412152, 429325, 475560, 515190, 594450, 618228, 686920, 772785, 792600, 858650, 1030380, 1188900, 1236456, 1287975, 1545570, 1717300, 2060760, 2377800, 2575950, 3091140, 3434600, 3863925, 5151900, 6182280, 7727850, 10303800, 15455700, 30911400]

約数ペア:

[(1, 30911400), (2, 15455700), (3, 10303800), (4, 7727850), (5, 6182280), (6, 5151900), (8, 3863925), (9, 3434600), (10, 3091140), (12, 2575950), (13, 2377800), (15, 2060760), (18, 1717300), (20, 1545570), (24, 1287975), (25, 1236456), (26, 1188900), (30, 1030380), (36, 858650), (39, 792600), (40, 772785), (45, 686920), (50, 618228), (52, 594450), (60, 515190), (65, 475560), (72, 429325), (75, 412152), (78, 396300), (90, 343460), (100, 309114), (104, 297225), (117, 264200), (120, 257595), (130, 237780), (150, 206076), (156, 198150), (180, 171730), (195, 158520), (200, 154557), (225, 137384), (234, 132100), (260, 118890), (300, 103038), (312, 99075), (325, 95112), (360, 85865), (390, 79260), (450, 68692), (468, 66050), (520, 59445), (585, 52840), (600, 51519), (650, 47556), (780, 39630), (900, 34346), (936, 33025), (975, 31704), (1170, 26420), (1300, 23778), (1321, 23400), (1560, 19815), (1800, 17173), (1950, 15852), (2340, 13210), (2600, 11889), (2642, 11700), (2925, 10568), (3900, 7926), (3963, 7800), (4680, 6605), (5284, 5850)]