1225586640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{677}}^1$

素因数の和:1109

約数の個数: 160

約数和(自身を含む): 4015278720

約数和(自身を除く): 2789692080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 397, 456, 570, 677, 760, 794, 912, 1140, 1191, 1354, 1520, 1588, 1985, 2031, 2280, 2382, 2708, 3176, 3385, 3970, 4062, 4560, 4764, 5416, 5955, 6352, 6770, 7543, 7940, 8124, 9528, 10155, 10832, 11910, 12863, 13540, 15086, 15880, 16248, 19056, 20310, 22629, 23820, 25726, 27080, 30172, 31760, 32496, 37715, 38589, 40620, 45258, 47640, 51452, 54160, 60344, 64315, 75430, 77178, 81240, 90516, 95280, 102904, 113145, 120688, 128630, 150860, 154356, 162480, 181032, 192945, 205808, 226290, 257260, 268769, 301720, 308712, 362064, 385890, 452580, 514520, 537538, 603440, 617424, 771780, 806307, 905160, 1029040, 1075076, 1343845, 1543560, 1612614, 1810320, 2150152, 2687690, 3087120, 3225228, 4031535, 4300304, 5106611, 5375380, 6450456, 8063070, 10213222, 10750760, 12900912, 15319833, 16126140, 20426444, 21501520, 25533055, 30639666, 32252280, 40852888, 51066110, 61279332, 64504560, 76599165, 81705776, 102132220, 122558664, 153198330, 204264440, 245117328, 306396660, 408528880, 612793320, 1225586640]

約数ペア:

[(1, 1225586640), (2, 612793320), (3, 408528880), (4, 306396660), (5, 245117328), (6, 204264440), (8, 153198330), (10, 122558664), (12, 102132220), (15, 81705776), (16, 76599165), (19, 64504560), (20, 61279332), (24, 51066110), (30, 40852888), (38, 32252280), (40, 30639666), (48, 25533055), (57, 21501520), (60, 20426444), (76, 16126140), (80, 15319833), (95, 12900912), (114, 10750760), (120, 10213222), (152, 8063070), (190, 6450456), (228, 5375380), (240, 5106611), (285, 4300304), (304, 4031535), (380, 3225228), (397, 3087120), (456, 2687690), (570, 2150152), (677, 1810320), (760, 1612614), (794, 1543560), (912, 1343845), (1140, 1075076), (1191, 1029040), (1354, 905160), (1520, 806307), (1588, 771780), (1985, 617424), (2031, 603440), (2280, 537538), (2382, 514520), (2708, 452580), (3176, 385890), (3385, 362064), (3970, 308712), (4062, 301720), (4560, 268769), (4764, 257260), (5416, 226290), (5955, 205808), (6352, 192945), (6770, 181032), (7543, 162480), (7940, 154356), (8124, 150860), (9528, 128630), (10155, 120688), (10832, 113145), (11910, 102904), (12863, 95280), (13540, 90516), (15086, 81240), (15880, 77178), (16248, 75430), (19056, 64315), (20310, 60344), (22629, 54160), (23820, 51452), (25726, 47640), (27080, 45258), (30172, 40620), (31760, 38589), (32496, 37715)]