78230360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 205148160

約数和(自身を除く): 126917800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 92, 104, 115, 124, 130, 155, 184, 211, 230, 248, 260, 299, 310, 403, 422, 460, 520, 598, 620, 713, 806, 844, 920, 1055, 1196, 1240, 1426, 1495, 1612, 1688, 2015, 2110, 2392, 2743, 2852, 2990, 3224, 3565, 4030, 4220, 4853, 5486, 5704, 5980, 6541, 7130, 8060, 8440, 9269, 9706, 10972, 11960, 13082, 13715, 14260, 16120, 18538, 19412, 21944, 24265, 26164, 27430, 28520, 32705, 37076, 38824, 46345, 48530, 52328, 54860, 63089, 65410, 74152, 85033, 92690, 97060, 109720, 126178, 130820, 150443, 170066, 185380, 194120, 252356, 261640, 300886, 315445, 340132, 370760, 425165, 504712, 601772, 630890, 680264, 752215, 850330, 1203544, 1261780, 1504430, 1700660, 1955759, 2523560, 3008860, 3401320, 3911518, 6017720, 7823036, 9778795, 15646072, 19557590, 39115180, 78230360]

約数ペア:

[(1, 78230360), (2, 39115180), (4, 19557590), (5, 15646072), (8, 9778795), (10, 7823036), (13, 6017720), (20, 3911518), (23, 3401320), (26, 3008860), (31, 2523560), (40, 1955759), (46, 1700660), (52, 1504430), (62, 1261780), (65, 1203544), (92, 850330), (104, 752215), (115, 680264), (124, 630890), (130, 601772), (155, 504712), (184, 425165), (211, 370760), (230, 340132), (248, 315445), (260, 300886), (299, 261640), (310, 252356), (403, 194120), (422, 185380), (460, 170066), (520, 150443), (598, 130820), (620, 126178), (713, 109720), (806, 97060), (844, 92690), (920, 85033), (1055, 74152), (1196, 65410), (1240, 63089), (1426, 54860), (1495, 52328), (1612, 48530), (1688, 46345), (2015, 38824), (2110, 37076), (2392, 32705), (2743, 28520), (2852, 27430), (2990, 26164), (3224, 24265), (3565, 21944), (4030, 19412), (4220, 18538), (4853, 16120), (5486, 14260), (5704, 13715), (5980, 13082), (6541, 11960), (7130, 10972), (8060, 9706), (8440, 9269)]