20029680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:317

約数の個数: 200

約数和(自身を含む): 76160304

約数和(自身を除く): 56130624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 281, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 562, 594, 648, 660, 720, 792, 810, 843, 880, 891, 990, 1080, 1124, 1188, 1296, 1320, 1405, 1485, 1584, 1620, 1686, 1782, 1980, 2160, 2248, 2376, 2529, 2640, 2810, 2970, 3091, 3240, 3372, 3564, 3960, 4215, 4455, 4496, 4752, 5058, 5620, 5940, 6182, 6480, 6744, 7128, 7587, 7920, 8430, 8910, 9273, 10116, 11240, 11880, 12364, 12645, 13488, 14256, 15174, 15455, 16860, 17820, 18546, 20232, 22480, 22761, 23760, 24728, 25290, 27819, 30348, 30910, 33720, 35640, 37092, 37935, 40464, 45522, 46365, 49456, 50580, 55638, 60696, 61820, 67440, 71280, 74184, 75870, 83457, 91044, 92730, 101160, 111276, 113805, 121392, 123640, 139095, 148368, 151740, 166914, 182088, 185460, 202320, 222552, 227610, 247280, 250371, 278190, 303480, 333828, 364176, 370920, 417285, 445104, 455220, 500742, 556380, 606960, 667656, 741840, 834570, 910440, 1001484, 1112760, 1251855, 1335312, 1669140, 1820880, 2002968, 2225520, 2503710, 3338280, 4005936, 5007420, 6676560, 10014840, 20029680]

約数ペア:

[(1, 20029680), (2, 10014840), (3, 6676560), (4, 5007420), (5, 4005936), (6, 3338280), (8, 2503710), (9, 2225520), (10, 2002968), (11, 1820880), (12, 1669140), (15, 1335312), (16, 1251855), (18, 1112760), (20, 1001484), (22, 910440), (24, 834570), (27, 741840), (30, 667656), (33, 606960), (36, 556380), (40, 500742), (44, 455220), (45, 445104), (48, 417285), (54, 370920), (55, 364176), (60, 333828), (66, 303480), (72, 278190), (80, 250371), (81, 247280), (88, 227610), (90, 222552), (99, 202320), (108, 185460), (110, 182088), (120, 166914), (132, 151740), (135, 148368), (144, 139095), (162, 123640), (165, 121392), (176, 113805), (180, 111276), (198, 101160), (216, 92730), (220, 91044), (240, 83457), (264, 75870), (270, 74184), (281, 71280), (297, 67440), (324, 61820), (330, 60696), (360, 55638), (396, 50580), (405, 49456), (432, 46365), (440, 45522), (495, 40464), (528, 37935), (540, 37092), (562, 35640), (594, 33720), (648, 30910), (660, 30348), (720, 27819), (792, 25290), (810, 24728), (843, 23760), (880, 22761), (891, 22480), (990, 20232), (1080, 18546), (1124, 17820), (1188, 16860), (1296, 15455), (1320, 15174), (1405, 14256), (1485, 13488), (1584, 12645), (1620, 12364), (1686, 11880), (1782, 11240), (1980, 10116), (2160, 9273), (2248, 8910), (2376, 8430), (2529, 7920), (2640, 7587), (2810, 7128), (2970, 6744), (3091, 6480), (3240, 6182), (3372, 5940), (3564, 5620), (3960, 5058), (4215, 4752), (4455, 4496)]