123412740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 386104320

約数和(自身を除く): 262691580

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 89, 110, 121, 132, 165, 178, 191, 220, 242, 267, 330, 356, 363, 382, 445, 484, 534, 573, 605, 660, 726, 764, 890, 955, 979, 1068, 1146, 1210, 1335, 1452, 1780, 1815, 1910, 1958, 2101, 2292, 2420, 2670, 2865, 2937, 3630, 3820, 3916, 4202, 4895, 5340, 5730, 5874, 6303, 7260, 8404, 9790, 10505, 10769, 11460, 11748, 12606, 14685, 16999, 19580, 21010, 21538, 23111, 25212, 29370, 31515, 32307, 33998, 42020, 43076, 46222, 50997, 53845, 58740, 63030, 64614, 67996, 69333, 84995, 92444, 101994, 107690, 115555, 126060, 129228, 138666, 161535, 169990, 186989, 203988, 215380, 231110, 254985, 277332, 323070, 339980, 346665, 373978, 462220, 509970, 560967, 646140, 693330, 747956, 934945, 1019940, 1121934, 1386660, 1869890, 2056879, 2243868, 2804835, 3739780, 4113758, 5609670, 6170637, 8227516, 10284395, 11219340, 12341274, 20568790, 24682548, 30853185, 41137580, 61706370, 123412740]

約数ペア:

[(1, 123412740), (2, 61706370), (3, 41137580), (4, 30853185), (5, 24682548), (6, 20568790), (10, 12341274), (11, 11219340), (12, 10284395), (15, 8227516), (20, 6170637), (22, 5609670), (30, 4113758), (33, 3739780), (44, 2804835), (55, 2243868), (60, 2056879), (66, 1869890), (89, 1386660), (110, 1121934), (121, 1019940), (132, 934945), (165, 747956), (178, 693330), (191, 646140), (220, 560967), (242, 509970), (267, 462220), (330, 373978), (356, 346665), (363, 339980), (382, 323070), (445, 277332), (484, 254985), (534, 231110), (573, 215380), (605, 203988), (660, 186989), (726, 169990), (764, 161535), (890, 138666), (955, 129228), (979, 126060), (1068, 115555), (1146, 107690), (1210, 101994), (1335, 92444), (1452, 84995), (1780, 69333), (1815, 67996), (1910, 64614), (1958, 63030), (2101, 58740), (2292, 53845), (2420, 50997), (2670, 46222), (2865, 43076), (2937, 42020), (3630, 33998), (3820, 32307), (3916, 31515), (4202, 29370), (4895, 25212), (5340, 23111), (5730, 21538), (5874, 21010), (6303, 19580), (7260, 16999), (8404, 14685), (9790, 12606), (10505, 11748), (10769, 11460)]