213312240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:572

約数の個数: 240

約数和(自身を含む): 779950080

約数和(自身を除く): 566637840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 503, 558, 570, 589, 620, 684, 720, 744, 760, 855, 912, 930, 1006, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1509, 1520, 1710, 1767, 1860, 2012, 2232, 2280, 2356, 2480, 2515, 2736, 2790, 2945, 3018, 3420, 3534, 3720, 4024, 4464, 4527, 4560, 4712, 5030, 5301, 5580, 5890, 6036, 6840, 7068, 7440, 7545, 8048, 8835, 9054, 9424, 9557, 10060, 10602, 11160, 11780, 12072, 13680, 14136, 15090, 15593, 17670, 18108, 19114, 20120, 21204, 22320, 22635, 23560, 24144, 26505, 28272, 28671, 30180, 31186, 35340, 36216, 38228, 40240, 42408, 45270, 46779, 47120, 47785, 53010, 57342, 60360, 62372, 70680, 72432, 76456, 77965, 84816, 86013, 90540, 93558, 95570, 106020, 114684, 120720, 124744, 140337, 141360, 143355, 152912, 155930, 172026, 181080, 187116, 191140, 212040, 229368, 233895, 249488, 280674, 286710, 296267, 311860, 344052, 362160, 374232, 382280, 424080, 430065, 458736, 467790, 561348, 573420, 592534, 623720, 688104, 701685, 748464, 764560, 860130, 888801, 935580, 1122696, 1146840, 1185068, 1247440, 1376208, 1403370, 1481335, 1720260, 1777602, 1871160, 2245392, 2293680, 2370136, 2666403, 2806740, 2962670, 3440520, 3555204, 3742320, 4444005, 4740272, 5332806, 5613480, 5925340, 6881040, 7110408, 8888010, 10665612, 11226960, 11850680, 13332015, 14220816, 17776020, 21331224, 23701360, 26664030, 35552040, 42662448, 53328060, 71104080, 106656120, 213312240]

約数ペア:

[(1, 213312240), (2, 106656120), (3, 71104080), (4, 53328060), (5, 42662448), (6, 35552040), (8, 26664030), (9, 23701360), (10, 21331224), (12, 17776020), (15, 14220816), (16, 13332015), (18, 11850680), (19, 11226960), (20, 10665612), (24, 8888010), (30, 7110408), (31, 6881040), (36, 5925340), (38, 5613480), (40, 5332806), (45, 4740272), (48, 4444005), (57, 3742320), (60, 3555204), (62, 3440520), (72, 2962670), (76, 2806740), (80, 2666403), (90, 2370136), (93, 2293680), (95, 2245392), (114, 1871160), (120, 1777602), (124, 1720260), (144, 1481335), (152, 1403370), (155, 1376208), (171, 1247440), (180, 1185068), (186, 1146840), (190, 1122696), (228, 935580), (240, 888801), (248, 860130), (279, 764560), (285, 748464), (304, 701685), (310, 688104), (342, 623720), (360, 592534), (372, 573420), (380, 561348), (456, 467790), (465, 458736), (496, 430065), (503, 424080), (558, 382280), (570, 374232), (589, 362160), (620, 344052), (684, 311860), (720, 296267), (744, 286710), (760, 280674), (855, 249488), (912, 233895), (930, 229368), (1006, 212040), (1116, 191140), (1140, 187116), (1178, 181080), (1240, 172026), (1368, 155930), (1395, 152912), (1488, 143355), (1509, 141360), (1520, 140337), (1710, 124744), (1767, 120720), (1860, 114684), (2012, 106020), (2232, 95570), (2280, 93558), (2356, 90540), (2480, 86013), (2515, 84816), (2736, 77965), (2790, 76456), (2945, 72432), (3018, 70680), (3420, 62372), (3534, 60360), (3720, 57342), (4024, 53010), (4464, 47785), (4527, 47120), (4560, 46779), (4712, 45270), (5030, 42408), (5301, 40240), (5580, 38228), (5890, 36216), (6036, 35340), (6840, 31186), (7068, 30180), (7440, 28671), (7545, 28272), (8048, 26505), (8835, 24144), (9054, 23560), (9424, 22635), (9557, 22320), (10060, 21204), (10602, 20120), (11160, 19114), (11780, 18108), (12072, 17670), (13680, 15593), (14136, 15090)]