1279968750

素因数分解:

$2^1\times 3^3\times 5^6\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 224

約数和(自身を含む): 3740577120

約数和(自身を除く): 2460608370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 41, 45, 50, 54, 74, 75, 82, 90, 111, 123, 125, 135, 150, 185, 205, 222, 225, 246, 250, 270, 333, 369, 370, 375, 410, 450, 555, 615, 625, 666, 675, 738, 750, 925, 999, 1025, 1107, 1110, 1125, 1230, 1250, 1350, 1517, 1665, 1845, 1850, 1875, 1998, 2050, 2214, 2250, 2775, 3034, 3075, 3125, 3330, 3375, 3690, 3750, 4551, 4625, 4995, 5125, 5535, 5550, 5625, 6150, 6250, 6750, 7585, 8325, 9102, 9225, 9250, 9375, 9990, 10250, 11070, 11250, 13653, 13875, 15170, 15375, 15625, 16650, 16875, 18450, 18750, 22755, 23125, 24975, 25625, 27306, 27675, 27750, 28125, 30750, 31250, 33750, 37925, 40959, 41625, 45510, 46125, 46250, 46875, 49950, 51250, 55350, 56250, 68265, 69375, 75850, 76875, 81918, 83250, 84375, 92250, 93750, 113775, 115625, 124875, 128125, 136530, 138375, 138750, 140625, 153750, 168750, 189625, 204795, 208125, 227550, 230625, 231250, 249750, 256250, 276750, 281250, 341325, 346875, 379250, 384375, 409590, 416250, 421875, 461250, 568875, 578125, 624375, 640625, 682650, 691875, 693750, 768750, 843750, 948125, 1023975, 1040625, 1137750, 1153125, 1156250, 1248750, 1281250, 1383750, 1706625, 1734375, 1896250, 1921875, 2047950, 2081250, 2306250, 2844375, 3121875, 3413250, 3459375, 3468750, 3843750, 4740625, 5119875, 5203125, 5688750, 5765625, 6243750, 6918750, 8533125, 9481250, 10239750, 10406250, 11531250, 14221875, 15609375, 17066250, 17296875, 23703125, 25599375, 28443750, 31218750, 34593750, 42665625, 47406250, 51198750, 71109375, 85331250, 127996875, 142218750, 213328125, 255993750, 426656250, 639984375, 1279968750]

約数ペア:

[(1, 1279968750), (2, 639984375), (3, 426656250), (5, 255993750), (6, 213328125), (9, 142218750), (10, 127996875), (15, 85331250), (18, 71109375), (25, 51198750), (27, 47406250), (30, 42665625), (37, 34593750), (41, 31218750), (45, 28443750), (50, 25599375), (54, 23703125), (74, 17296875), (75, 17066250), (82, 15609375), (90, 14221875), (111, 11531250), (123, 10406250), (125, 10239750), (135, 9481250), (150, 8533125), (185, 6918750), (205, 6243750), (222, 5765625), (225, 5688750), (246, 5203125), (250, 5119875), (270, 4740625), (333, 3843750), (369, 3468750), (370, 3459375), (375, 3413250), (410, 3121875), (450, 2844375), (555, 2306250), (615, 2081250), (625, 2047950), (666, 1921875), (675, 1896250), (738, 1734375), (750, 1706625), (925, 1383750), (999, 1281250), (1025, 1248750), (1107, 1156250), (1110, 1153125), (1125, 1137750), (1230, 1040625), (1250, 1023975), (1350, 948125), (1517, 843750), (1665, 768750), (1845, 693750), (1850, 691875), (1875, 682650), (1998, 640625), (2050, 624375), (2214, 578125), (2250, 568875), (2775, 461250), (3034, 421875), (3075, 416250), (3125, 409590), (3330, 384375), (3375, 379250), (3690, 346875), (3750, 341325), (4551, 281250), (4625, 276750), (4995, 256250), (5125, 249750), (5535, 231250), (5550, 230625), (5625, 227550), (6150, 208125), (6250, 204795), (6750, 189625), (7585, 168750), (8325, 153750), (9102, 140625), (9225, 138750), (9250, 138375), (9375, 136530), (9990, 128125), (10250, 124875), (11070, 115625), (11250, 113775), (13653, 93750), (13875, 92250), (15170, 84375), (15375, 83250), (15625, 81918), (16650, 76875), (16875, 75850), (18450, 69375), (18750, 68265), (22755, 56250), (23125, 55350), (24975, 51250), (25625, 49950), (27306, 46875), (27675, 46250), (27750, 46125), (28125, 45510), (30750, 41625), (31250, 40959), (33750, 37925)]