21855600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:504

約数の個数: 180

約数和(自身を含む): 81854136

約数和(自身を除く): 59998536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 390, 400, 450, 467, 468, 520, 585, 600, 624, 650, 720, 780, 900, 934, 936, 975, 1040, 1170, 1200, 1300, 1401, 1560, 1800, 1868, 1872, 1950, 2335, 2340, 2600, 2802, 2925, 3120, 3600, 3736, 3900, 4203, 4670, 4680, 5200, 5604, 5850, 6071, 7005, 7472, 7800, 8406, 9340, 9360, 11208, 11675, 11700, 12142, 14010, 15600, 16812, 18213, 18680, 21015, 22416, 23350, 23400, 24284, 28020, 30355, 33624, 35025, 36426, 37360, 42030, 46700, 46800, 48568, 54639, 56040, 60710, 67248, 70050, 72852, 84060, 91065, 93400, 97136, 105075, 109278, 112080, 121420, 140100, 145704, 151775, 168120, 182130, 186800, 210150, 218556, 242840, 273195, 280200, 291408, 303550, 336240, 364260, 420300, 437112, 455325, 485680, 546390, 560400, 607100, 728520, 840600, 874224, 910650, 1092780, 1214200, 1365975, 1457040, 1681200, 1821300, 2185560, 2428400, 2731950, 3642600, 4371120, 5463900, 7285200, 10927800, 21855600]

約数ペア:

[(1, 21855600), (2, 10927800), (3, 7285200), (4, 5463900), (5, 4371120), (6, 3642600), (8, 2731950), (9, 2428400), (10, 2185560), (12, 1821300), (13, 1681200), (15, 1457040), (16, 1365975), (18, 1214200), (20, 1092780), (24, 910650), (25, 874224), (26, 840600), (30, 728520), (36, 607100), (39, 560400), (40, 546390), (45, 485680), (48, 455325), (50, 437112), (52, 420300), (60, 364260), (65, 336240), (72, 303550), (75, 291408), (78, 280200), (80, 273195), (90, 242840), (100, 218556), (104, 210150), (117, 186800), (120, 182130), (130, 168120), (144, 151775), (150, 145704), (156, 140100), (180, 121420), (195, 112080), (200, 109278), (208, 105075), (225, 97136), (234, 93400), (240, 91065), (260, 84060), (300, 72852), (312, 70050), (325, 67248), (360, 60710), (390, 56040), (400, 54639), (450, 48568), (467, 46800), (468, 46700), (520, 42030), (585, 37360), (600, 36426), (624, 35025), (650, 33624), (720, 30355), (780, 28020), (900, 24284), (934, 23400), (936, 23350), (975, 22416), (1040, 21015), (1170, 18680), (1200, 18213), (1300, 16812), (1401, 15600), (1560, 14010), (1800, 12142), (1868, 11700), (1872, 11675), (1950, 11208), (2335, 9360), (2340, 9340), (2600, 8406), (2802, 7800), (2925, 7472), (3120, 7005), (3600, 6071), (3736, 5850), (3900, 5604), (4203, 5200), (4670, 4680)]