78375440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 235270656

約数和(自身を除く): 156895216

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 31, 34, 40, 44, 52, 55, 62, 65, 68, 80, 85, 88, 104, 110, 124, 130, 136, 143, 155, 169, 170, 176, 187, 208, 220, 221, 248, 260, 272, 286, 310, 338, 340, 341, 374, 403, 440, 442, 496, 520, 527, 572, 620, 676, 680, 682, 715, 748, 806, 845, 880, 884, 935, 1040, 1054, 1105, 1144, 1240, 1352, 1360, 1364, 1430, 1496, 1612, 1690, 1705, 1768, 1859, 1870, 2015, 2108, 2210, 2288, 2431, 2480, 2635, 2704, 2728, 2860, 2873, 2992, 3224, 3380, 3410, 3536, 3718, 3740, 4030, 4216, 4420, 4433, 4862, 5239, 5270, 5456, 5720, 5746, 5797, 6448, 6760, 6820, 6851, 7436, 7480, 8060, 8432, 8840, 8866, 9295, 9724, 10478, 10540, 11440, 11492, 11594, 12155, 13520, 13640, 13702, 14365, 14872, 14960, 16120, 17680, 17732, 18590, 19448, 20956, 21080, 22165, 22984, 23188, 24310, 26195, 27280, 27404, 28730, 28985, 29744, 31603, 32240, 34255, 35464, 37180, 38896, 41912, 42160, 44330, 45968, 46376, 48620, 52390, 54808, 57460, 57629, 57970, 63206, 68510, 70928, 74360, 75361, 83824, 88660, 89063, 92752, 97240, 104780, 109616, 114920, 115258, 115940, 126412, 137020, 148720, 150722, 158015, 177320, 178126, 194480, 209560, 229840, 230516, 231880, 252824, 274040, 288145, 301444, 316030, 354640, 356252, 376805, 419120, 445315, 461032, 463760, 505648, 548080, 576290, 602888, 632060, 712504, 753610, 890630, 922064, 979693, 1152580, 1205776, 1264120, 1425008, 1507220, 1781260, 1959386, 2305160, 2528240, 3014440, 3562520, 3918772, 4610320, 4898465, 6028880, 7125040, 7837544, 9796930, 15675088, 19593860, 39187720, 78375440]

約数ペア:

[(1, 78375440), (2, 39187720), (4, 19593860), (5, 15675088), (8, 9796930), (10, 7837544), (11, 7125040), (13, 6028880), (16, 4898465), (17, 4610320), (20, 3918772), (22, 3562520), (26, 3014440), (31, 2528240), (34, 2305160), (40, 1959386), (44, 1781260), (52, 1507220), (55, 1425008), (62, 1264120), (65, 1205776), (68, 1152580), (80, 979693), (85, 922064), (88, 890630), (104, 753610), (110, 712504), (124, 632060), (130, 602888), (136, 576290), (143, 548080), (155, 505648), (169, 463760), (170, 461032), (176, 445315), (187, 419120), (208, 376805), (220, 356252), (221, 354640), (248, 316030), (260, 301444), (272, 288145), (286, 274040), (310, 252824), (338, 231880), (340, 230516), (341, 229840), (374, 209560), (403, 194480), (440, 178126), (442, 177320), (496, 158015), (520, 150722), (527, 148720), (572, 137020), (620, 126412), (676, 115940), (680, 115258), (682, 114920), (715, 109616), (748, 104780), (806, 97240), (845, 92752), (880, 89063), (884, 88660), (935, 83824), (1040, 75361), (1054, 74360), (1105, 70928), (1144, 68510), (1240, 63206), (1352, 57970), (1360, 57629), (1364, 57460), (1430, 54808), (1496, 52390), (1612, 48620), (1690, 46376), (1705, 45968), (1768, 44330), (1859, 42160), (1870, 41912), (2015, 38896), (2108, 37180), (2210, 35464), (2288, 34255), (2431, 32240), (2480, 31603), (2635, 29744), (2704, 28985), (2728, 28730), (2860, 27404), (2873, 27280), (2992, 26195), (3224, 24310), (3380, 23188), (3410, 22984), (3536, 22165), (3718, 21080), (3740, 20956), (4030, 19448), (4216, 18590), (4420, 17732), (4433, 17680), (4862, 16120), (5239, 14960), (5270, 14872), (5456, 14365), (5720, 13702), (5746, 13640), (5797, 13520), (6448, 12155), (6760, 11594), (6820, 11492), (6851, 11440), (7436, 10540), (7480, 10478), (8060, 9724), (8432, 9295), (8840, 8866)]