21630960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2343

約数の個数: 120

約数和(自身を含む): 78265824

約数和(自身を除く): 56634864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2311, 2340, 3120, 4622, 4680, 6933, 9244, 9360, 11555, 13866, 18488, 20799, 23110, 27732, 30043, 34665, 36976, 41598, 46220, 55464, 60086, 69330, 83196, 90129, 92440, 103995, 110928, 120172, 138660, 150215, 166392, 180258, 184880, 207990, 240344, 270387, 277320, 300430, 332784, 360516, 415980, 450645, 480688, 540774, 554640, 600860, 721032, 831960, 901290, 1081548, 1201720, 1351935, 1442064, 1663920, 1802580, 2163096, 2403440, 2703870, 3605160, 4326192, 5407740, 7210320, 10815480, 21630960]

約数ペア:

[(1, 21630960), (2, 10815480), (3, 7210320), (4, 5407740), (5, 4326192), (6, 3605160), (8, 2703870), (9, 2403440), (10, 2163096), (12, 1802580), (13, 1663920), (15, 1442064), (16, 1351935), (18, 1201720), (20, 1081548), (24, 901290), (26, 831960), (30, 721032), (36, 600860), (39, 554640), (40, 540774), (45, 480688), (48, 450645), (52, 415980), (60, 360516), (65, 332784), (72, 300430), (78, 277320), (80, 270387), (90, 240344), (104, 207990), (117, 184880), (120, 180258), (130, 166392), (144, 150215), (156, 138660), (180, 120172), (195, 110928), (208, 103995), (234, 92440), (240, 90129), (260, 83196), (312, 69330), (360, 60086), (390, 55464), (468, 46220), (520, 41598), (585, 36976), (624, 34665), (720, 30043), (780, 27732), (936, 23110), (1040, 20799), (1170, 18488), (1560, 13866), (1872, 11555), (2311, 9360), (2340, 9244), (3120, 6933), (4622, 4680)]