203909580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:469

約数の個数: 216

約数和(自身を含む): 733234320

約数和(自身を除く): 529324740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 61, 63, 70, 84, 90, 98, 105, 122, 126, 140, 147, 180, 183, 196, 210, 244, 245, 252, 294, 305, 315, 366, 379, 420, 427, 441, 490, 549, 588, 610, 630, 732, 735, 758, 854, 882, 915, 980, 1098, 1137, 1220, 1260, 1281, 1470, 1516, 1708, 1764, 1830, 1895, 2135, 2196, 2205, 2274, 2562, 2653, 2745, 2940, 2989, 3411, 3660, 3790, 3843, 4270, 4410, 4548, 5124, 5306, 5490, 5685, 5978, 6405, 6822, 7580, 7686, 7959, 8540, 8820, 8967, 10612, 10980, 11370, 11956, 12810, 13265, 13644, 14945, 15372, 15918, 17055, 17934, 18571, 19215, 22740, 23119, 23877, 25620, 26530, 26901, 29890, 31836, 34110, 35868, 37142, 38430, 39795, 44835, 46238, 47754, 53060, 53802, 55713, 59780, 68220, 69357, 74284, 76860, 79590, 89670, 92476, 92855, 95508, 107604, 111426, 115595, 119385, 134505, 138714, 159180, 161833, 167139, 179340, 185710, 208071, 222852, 231190, 238770, 269010, 277428, 278565, 323666, 334278, 346785, 371420, 416142, 462380, 477540, 485499, 538020, 557130, 647332, 668556, 693570, 809165, 832284, 835695, 970998, 1040355, 1114260, 1132831, 1387140, 1456497, 1618330, 1671390, 1941996, 2080710, 2265662, 2427495, 2912994, 3236660, 3342780, 3398493, 4161420, 4531324, 4854990, 5664155, 5825988, 6796986, 7282485, 9709980, 10195479, 11328310, 13593972, 14564970, 16992465, 20390958, 22656620, 29129940, 33984930, 40781916, 50977395, 67969860, 101954790, 203909580]

約数ペア:

[(1, 203909580), (2, 101954790), (3, 67969860), (4, 50977395), (5, 40781916), (6, 33984930), (7, 29129940), (9, 22656620), (10, 20390958), (12, 16992465), (14, 14564970), (15, 13593972), (18, 11328310), (20, 10195479), (21, 9709980), (28, 7282485), (30, 6796986), (35, 5825988), (36, 5664155), (42, 4854990), (45, 4531324), (49, 4161420), (60, 3398493), (61, 3342780), (63, 3236660), (70, 2912994), (84, 2427495), (90, 2265662), (98, 2080710), (105, 1941996), (122, 1671390), (126, 1618330), (140, 1456497), (147, 1387140), (180, 1132831), (183, 1114260), (196, 1040355), (210, 970998), (244, 835695), (245, 832284), (252, 809165), (294, 693570), (305, 668556), (315, 647332), (366, 557130), (379, 538020), (420, 485499), (427, 477540), (441, 462380), (490, 416142), (549, 371420), (588, 346785), (610, 334278), (630, 323666), (732, 278565), (735, 277428), (758, 269010), (854, 238770), (882, 231190), (915, 222852), (980, 208071), (1098, 185710), (1137, 179340), (1220, 167139), (1260, 161833), (1281, 159180), (1470, 138714), (1516, 134505), (1708, 119385), (1764, 115595), (1830, 111426), (1895, 107604), (2135, 95508), (2196, 92855), (2205, 92476), (2274, 89670), (2562, 79590), (2653, 76860), (2745, 74284), (2940, 69357), (2989, 68220), (3411, 59780), (3660, 55713), (3790, 53802), (3843, 53060), (4270, 47754), (4410, 46238), (4548, 44835), (5124, 39795), (5306, 38430), (5490, 37142), (5685, 35868), (5978, 34110), (6405, 31836), (6822, 29890), (7580, 26901), (7686, 26530), (7959, 25620), (8540, 23877), (8820, 23119), (8967, 22740), (10612, 19215), (10980, 18571), (11370, 17934), (11956, 17055), (12810, 15918), (13265, 15372), (13644, 14945)]