256727250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 764539776

約数和(自身を除く): 507812526

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 67, 75, 78, 90, 117, 125, 130, 131, 134, 150, 195, 201, 225, 234, 250, 262, 325, 335, 375, 390, 393, 402, 450, 585, 603, 650, 655, 670, 750, 786, 871, 975, 1005, 1125, 1170, 1179, 1206, 1310, 1625, 1675, 1703, 1742, 1950, 1965, 2010, 2250, 2358, 2613, 2925, 3015, 3250, 3275, 3350, 3406, 3930, 4355, 4875, 5025, 5109, 5226, 5850, 5895, 6030, 6550, 7839, 8375, 8515, 8710, 8777, 9750, 9825, 10050, 10218, 11790, 13065, 14625, 15075, 15327, 15678, 16375, 16750, 17030, 17554, 19650, 21775, 25125, 25545, 26130, 26331, 29250, 29475, 30150, 30654, 32750, 39195, 42575, 43550, 43885, 49125, 50250, 51090, 52662, 58950, 65325, 75375, 76635, 78390, 78993, 85150, 87770, 98250, 108875, 114101, 127725, 130650, 131655, 147375, 150750, 153270, 157986, 195975, 212875, 217750, 219425, 228202, 255450, 263310, 294750, 326625, 342303, 383175, 391950, 394965, 425750, 438850, 570505, 638625, 653250, 658275, 684606, 766350, 789930, 979875, 1026909, 1097125, 1141010, 1277250, 1316550, 1711515, 1915875, 1959750, 1974825, 2053818, 2194250, 2852525, 3291375, 3423030, 3831750, 3949650, 5134545, 5705050, 6582750, 8557575, 9874125, 10269090, 14262625, 17115150, 19748250, 25672725, 28525250, 42787875, 51345450, 85575750, 128363625, 256727250]

約数ペア:

[(1, 256727250), (2, 128363625), (3, 85575750), (5, 51345450), (6, 42787875), (9, 28525250), (10, 25672725), (13, 19748250), (15, 17115150), (18, 14262625), (25, 10269090), (26, 9874125), (30, 8557575), (39, 6582750), (45, 5705050), (50, 5134545), (65, 3949650), (67, 3831750), (75, 3423030), (78, 3291375), (90, 2852525), (117, 2194250), (125, 2053818), (130, 1974825), (131, 1959750), (134, 1915875), (150, 1711515), (195, 1316550), (201, 1277250), (225, 1141010), (234, 1097125), (250, 1026909), (262, 979875), (325, 789930), (335, 766350), (375, 684606), (390, 658275), (393, 653250), (402, 638625), (450, 570505), (585, 438850), (603, 425750), (650, 394965), (655, 391950), (670, 383175), (750, 342303), (786, 326625), (871, 294750), (975, 263310), (1005, 255450), (1125, 228202), (1170, 219425), (1179, 217750), (1206, 212875), (1310, 195975), (1625, 157986), (1675, 153270), (1703, 150750), (1742, 147375), (1950, 131655), (1965, 130650), (2010, 127725), (2250, 114101), (2358, 108875), (2613, 98250), (2925, 87770), (3015, 85150), (3250, 78993), (3275, 78390), (3350, 76635), (3406, 75375), (3930, 65325), (4355, 58950), (4875, 52662), (5025, 51090), (5109, 50250), (5226, 49125), (5850, 43885), (5895, 43550), (6030, 42575), (6550, 39195), (7839, 32750), (8375, 30654), (8515, 30150), (8710, 29475), (8777, 29250), (9750, 26331), (9825, 26130), (10050, 25545), (10218, 25125), (11790, 21775), (13065, 19650), (14625, 17554), (15075, 17030), (15327, 16750), (15678, 16375)]