78387750

素因数分解:

$2^1\times 3^4\times 5^3\times 7^2\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 258223680

約数和(自身を除く): 179835930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 79, 81, 90, 98, 105, 125, 126, 135, 147, 150, 158, 162, 175, 189, 210, 225, 237, 245, 250, 270, 294, 315, 350, 375, 378, 395, 405, 441, 450, 474, 490, 525, 553, 567, 630, 675, 711, 735, 750, 790, 810, 875, 882, 945, 1050, 1106, 1125, 1134, 1185, 1225, 1323, 1350, 1422, 1470, 1575, 1659, 1750, 1890, 1975, 2025, 2133, 2205, 2250, 2370, 2450, 2625, 2646, 2765, 2835, 3150, 3318, 3375, 3555, 3675, 3871, 3950, 3969, 4050, 4266, 4410, 4725, 4977, 5250, 5530, 5670, 5925, 6125, 6399, 6615, 6750, 7110, 7350, 7742, 7875, 7938, 8295, 9450, 9875, 9954, 10125, 10665, 11025, 11613, 11850, 12250, 12798, 13230, 13825, 14175, 14931, 15750, 16590, 17775, 18375, 19355, 19750, 19845, 20250, 21330, 22050, 23226, 23625, 24885, 27650, 28350, 29625, 29862, 31995, 33075, 34839, 35550, 36750, 38710, 39690, 41475, 44793, 47250, 49770, 53325, 55125, 58065, 59250, 63990, 66150, 69125, 69678, 70875, 74655, 82950, 88875, 89586, 96775, 99225, 104517, 106650, 110250, 116130, 124425, 138250, 141750, 149310, 159975, 165375, 174195, 177750, 193550, 198450, 207375, 209034, 223965, 248850, 266625, 290325, 313551, 319950, 330750, 348390, 373275, 414750, 447930, 483875, 496125, 522585, 533250, 580650, 622125, 627102, 746550, 799875, 870975, 967750, 992250, 1045170, 1119825, 1244250, 1451625, 1567755, 1599750, 1741950, 1866375, 2239650, 2612925, 2903250, 3135510, 3732750, 4354875, 5225850, 5599125, 7838775, 8709750, 11198250, 13064625, 15677550, 26129250, 39193875, 78387750]

約数ペア:

[(1, 78387750), (2, 39193875), (3, 26129250), (5, 15677550), (6, 13064625), (7, 11198250), (9, 8709750), (10, 7838775), (14, 5599125), (15, 5225850), (18, 4354875), (21, 3732750), (25, 3135510), (27, 2903250), (30, 2612925), (35, 2239650), (42, 1866375), (45, 1741950), (49, 1599750), (50, 1567755), (54, 1451625), (63, 1244250), (70, 1119825), (75, 1045170), (79, 992250), (81, 967750), (90, 870975), (98, 799875), (105, 746550), (125, 627102), (126, 622125), (135, 580650), (147, 533250), (150, 522585), (158, 496125), (162, 483875), (175, 447930), (189, 414750), (210, 373275), (225, 348390), (237, 330750), (245, 319950), (250, 313551), (270, 290325), (294, 266625), (315, 248850), (350, 223965), (375, 209034), (378, 207375), (395, 198450), (405, 193550), (441, 177750), (450, 174195), (474, 165375), (490, 159975), (525, 149310), (553, 141750), (567, 138250), (630, 124425), (675, 116130), (711, 110250), (735, 106650), (750, 104517), (790, 99225), (810, 96775), (875, 89586), (882, 88875), (945, 82950), (1050, 74655), (1106, 70875), (1125, 69678), (1134, 69125), (1185, 66150), (1225, 63990), (1323, 59250), (1350, 58065), (1422, 55125), (1470, 53325), (1575, 49770), (1659, 47250), (1750, 44793), (1890, 41475), (1975, 39690), (2025, 38710), (2133, 36750), (2205, 35550), (2250, 34839), (2370, 33075), (2450, 31995), (2625, 29862), (2646, 29625), (2765, 28350), (2835, 27650), (3150, 24885), (3318, 23625), (3375, 23226), (3555, 22050), (3675, 21330), (3871, 20250), (3950, 19845), (3969, 19750), (4050, 19355), (4266, 18375), (4410, 17775), (4725, 16590), (4977, 15750), (5250, 14931), (5530, 14175), (5670, 13825), (5925, 13230), (6125, 12798), (6399, 12250), (6615, 11850), (6750, 11613), (7110, 11025), (7350, 10665), (7742, 10125), (7875, 9954), (7938, 9875), (8295, 9450)]