228168720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1334

約数の個数: 240

約数和(自身を含む): 869319360

約数和(自身を除く): 641150640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1283, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2566, 2736, 2964, 3120, 3420, 3705, 3849, 3952, 4446, 4560, 4680, 4940, 5132, 5928, 6415, 6840, 7410, 7698, 8892, 9360, 9880, 10264, 11115, 11547, 11856, 12830, 13680, 14820, 15396, 16679, 17784, 19245, 19760, 20528, 22230, 23094, 24377, 25660, 29640, 30792, 33358, 35568, 38490, 44460, 46188, 48754, 50037, 51320, 57735, 59280, 61584, 66716, 73131, 76980, 83395, 88920, 92376, 97508, 100074, 102640, 115470, 121885, 133432, 146262, 150111, 153960, 166790, 177840, 184752, 195016, 200148, 219393, 230940, 243770, 250185, 266864, 292524, 300222, 307920, 316901, 333580, 365655, 390032, 400296, 438786, 461880, 487540, 500370, 585048, 600444, 633802, 667160, 731310, 750555, 800592, 877572, 923760, 950703, 975080, 1000740, 1096965, 1170096, 1200888, 1267604, 1334320, 1462620, 1501110, 1584505, 1755144, 1901406, 1950160, 2001480, 2193930, 2401776, 2535208, 2852109, 2925240, 3002220, 3169010, 3510288, 3802812, 4002960, 4387860, 4753515, 5070416, 5704218, 5850480, 6004440, 6338020, 7605624, 8775720, 9507030, 11408436, 12008880, 12676040, 14260545, 15211248, 17551440, 19014060, 22816872, 25352080, 28521090, 38028120, 45633744, 57042180, 76056240, 114084360, 228168720]

約数ペア:

[(1, 228168720), (2, 114084360), (3, 76056240), (4, 57042180), (5, 45633744), (6, 38028120), (8, 28521090), (9, 25352080), (10, 22816872), (12, 19014060), (13, 17551440), (15, 15211248), (16, 14260545), (18, 12676040), (19, 12008880), (20, 11408436), (24, 9507030), (26, 8775720), (30, 7605624), (36, 6338020), (38, 6004440), (39, 5850480), (40, 5704218), (45, 5070416), (48, 4753515), (52, 4387860), (57, 4002960), (60, 3802812), (65, 3510288), (72, 3169010), (76, 3002220), (78, 2925240), (80, 2852109), (90, 2535208), (95, 2401776), (104, 2193930), (114, 2001480), (117, 1950160), (120, 1901406), (130, 1755144), (144, 1584505), (152, 1501110), (156, 1462620), (171, 1334320), (180, 1267604), (190, 1200888), (195, 1170096), (208, 1096965), (228, 1000740), (234, 975080), (240, 950703), (247, 923760), (260, 877572), (285, 800592), (304, 750555), (312, 731310), (342, 667160), (360, 633802), (380, 600444), (390, 585048), (456, 500370), (468, 487540), (494, 461880), (520, 438786), (570, 400296), (585, 390032), (624, 365655), (684, 333580), (720, 316901), (741, 307920), (760, 300222), (780, 292524), (855, 266864), (912, 250185), (936, 243770), (988, 230940), (1040, 219393), (1140, 200148), (1170, 195016), (1235, 184752), (1283, 177840), (1368, 166790), (1482, 153960), (1520, 150111), (1560, 146262), (1710, 133432), (1872, 121885), (1976, 115470), (2223, 102640), (2280, 100074), (2340, 97508), (2470, 92376), (2566, 88920), (2736, 83395), (2964, 76980), (3120, 73131), (3420, 66716), (3705, 61584), (3849, 59280), (3952, 57735), (4446, 51320), (4560, 50037), (4680, 48754), (4940, 46188), (5132, 44460), (5928, 38490), (6415, 35568), (6840, 33358), (7410, 30792), (7698, 29640), (8892, 25660), (9360, 24377), (9880, 23094), (10264, 22230), (11115, 20528), (11547, 19760), (11856, 19245), (12830, 17784), (13680, 16679), (14820, 15396)]