18505350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 54840240

約数和(自身を除く): 36334890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 41, 45, 50, 51, 59, 75, 82, 85, 90, 102, 118, 123, 150, 153, 170, 177, 205, 225, 246, 255, 295, 306, 354, 369, 410, 425, 450, 510, 531, 590, 615, 697, 738, 765, 850, 885, 1003, 1025, 1062, 1230, 1275, 1394, 1475, 1530, 1770, 1845, 2006, 2050, 2091, 2419, 2550, 2655, 2950, 3009, 3075, 3485, 3690, 3825, 4182, 4425, 4838, 5015, 5310, 6018, 6150, 6273, 6970, 7257, 7650, 8850, 9027, 9225, 10030, 10455, 12095, 12546, 13275, 14514, 15045, 17425, 18054, 18450, 20910, 21771, 24190, 25075, 26550, 30090, 31365, 34850, 36285, 41123, 43542, 45135, 50150, 52275, 60475, 62730, 72570, 75225, 82246, 90270, 104550, 108855, 120950, 123369, 150450, 156825, 181425, 205615, 217710, 225675, 246738, 313650, 362850, 370107, 411230, 451350, 544275, 616845, 740214, 1028075, 1088550, 1233690, 1850535, 2056150, 3084225, 3701070, 6168450, 9252675, 18505350]

約数ペア:

[(1, 18505350), (2, 9252675), (3, 6168450), (5, 3701070), (6, 3084225), (9, 2056150), (10, 1850535), (15, 1233690), (17, 1088550), (18, 1028075), (25, 740214), (30, 616845), (34, 544275), (41, 451350), (45, 411230), (50, 370107), (51, 362850), (59, 313650), (75, 246738), (82, 225675), (85, 217710), (90, 205615), (102, 181425), (118, 156825), (123, 150450), (150, 123369), (153, 120950), (170, 108855), (177, 104550), (205, 90270), (225, 82246), (246, 75225), (255, 72570), (295, 62730), (306, 60475), (354, 52275), (369, 50150), (410, 45135), (425, 43542), (450, 41123), (510, 36285), (531, 34850), (590, 31365), (615, 30090), (697, 26550), (738, 25075), (765, 24190), (850, 21771), (885, 20910), (1003, 18450), (1025, 18054), (1062, 17425), (1230, 15045), (1275, 14514), (1394, 13275), (1475, 12546), (1530, 12095), (1770, 10455), (1845, 10030), (2006, 9225), (2050, 9027), (2091, 8850), (2419, 7650), (2550, 7257), (2655, 6970), (2950, 6273), (3009, 6150), (3075, 6018), (3485, 5310), (3690, 5015), (3825, 4838), (4182, 4425)]