18780963120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{17903}}^1$

素因数の和:18000

約数の個数: 240

約数和(自身を含む): 66496315392

約数和(自身を除く): 47715352272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 47, 48, 60, 62, 72, 80, 90, 93, 94, 120, 124, 141, 144, 155, 180, 186, 188, 235, 240, 248, 279, 282, 310, 360, 372, 376, 423, 465, 470, 496, 558, 564, 620, 705, 720, 744, 752, 846, 930, 940, 1116, 1128, 1240, 1395, 1410, 1457, 1488, 1692, 1860, 1880, 2115, 2232, 2256, 2480, 2790, 2820, 2914, 3384, 3720, 3760, 4230, 4371, 4464, 5580, 5640, 5828, 6768, 7285, 7440, 8460, 8742, 11160, 11280, 11656, 13113, 14570, 16920, 17484, 17903, 21855, 22320, 23312, 26226, 29140, 33840, 34968, 35806, 43710, 52452, 53709, 58280, 65565, 69936, 71612, 87420, 89515, 104904, 107418, 116560, 131130, 143224, 161127, 174840, 179030, 209808, 214836, 262260, 268545, 286448, 322254, 349680, 358060, 429672, 524520, 537090, 554993, 644508, 716120, 805635, 841441, 859344, 1049040, 1074180, 1109986, 1289016, 1432240, 1611270, 1664979, 1682882, 2148360, 2219972, 2524323, 2578032, 2774965, 3222540, 3329958, 3365764, 4207205, 4296720, 4439944, 4994937, 5048646, 5549930, 6445080, 6659916, 6731528, 7572969, 8324895, 8414410, 8879888, 9989874, 10097292, 11099860, 12621615, 12890160, 13319832, 13463056, 15145938, 16649790, 16828820, 19979748, 20194584, 22199720, 24974685, 25243230, 26084671, 26639664, 30291876, 33299580, 33657640, 37864845, 39959496, 40389168, 44399440, 49949370, 50486460, 52169342, 60583752, 66599160, 67315280, 75729690, 78254013, 79918992, 99898740, 100972920, 104338684, 121167504, 130423355, 133198320, 151459380, 156508026, 199797480, 201945840, 208677368, 234762039, 260846710, 302918760, 313016052, 391270065, 399594960, 417354736, 469524078, 521693420, 605837520, 626032104, 782540130, 939048156, 1043386840, 1173810195, 1252064208, 1565080260, 1878096312, 2086773680, 2347620390, 3130160520, 3756192624, 4695240780, 6260321040, 9390481560, 18780963120]

約数ペア:

[(1, 18780963120), (2, 9390481560), (3, 6260321040), (4, 4695240780), (5, 3756192624), (6, 3130160520), (8, 2347620390), (9, 2086773680), (10, 1878096312), (12, 1565080260), (15, 1252064208), (16, 1173810195), (18, 1043386840), (20, 939048156), (24, 782540130), (30, 626032104), (31, 605837520), (36, 521693420), (40, 469524078), (45, 417354736), (47, 399594960), (48, 391270065), (60, 313016052), (62, 302918760), (72, 260846710), (80, 234762039), (90, 208677368), (93, 201945840), (94, 199797480), (120, 156508026), (124, 151459380), (141, 133198320), (144, 130423355), (155, 121167504), (180, 104338684), (186, 100972920), (188, 99898740), (235, 79918992), (240, 78254013), (248, 75729690), (279, 67315280), (282, 66599160), (310, 60583752), (360, 52169342), (372, 50486460), (376, 49949370), (423, 44399440), (465, 40389168), (470, 39959496), (496, 37864845), (558, 33657640), (564, 33299580), (620, 30291876), (705, 26639664), (720, 26084671), (744, 25243230), (752, 24974685), (846, 22199720), (930, 20194584), (940, 19979748), (1116, 16828820), (1128, 16649790), (1240, 15145938), (1395, 13463056), (1410, 13319832), (1457, 12890160), (1488, 12621615), (1692, 11099860), (1860, 10097292), (1880, 9989874), (2115, 8879888), (2232, 8414410), (2256, 8324895), (2480, 7572969), (2790, 6731528), (2820, 6659916), (2914, 6445080), (3384, 5549930), (3720, 5048646), (3760, 4994937), (4230, 4439944), (4371, 4296720), (4464, 4207205), (5580, 3365764), (5640, 3329958), (5828, 3222540), (6768, 2774965), (7285, 2578032), (7440, 2524323), (8460, 2219972), (8742, 2148360), (11160, 1682882), (11280, 1664979), (11656, 1611270), (13113, 1432240), (14570, 1289016), (16920, 1109986), (17484, 1074180), (17903, 1049040), (21855, 859344), (22320, 841441), (23312, 805635), (26226, 716120), (29140, 644508), (33840, 554993), (34968, 537090), (35806, 524520), (43710, 429672), (52452, 358060), (53709, 349680), (58280, 322254), (65565, 286448), (69936, 268545), (71612, 262260), (87420, 214836), (89515, 209808), (104904, 179030), (107418, 174840), (116560, 161127), (131130, 143224)]