18665100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 62218240

約数和(自身を除く): 43553140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 223, 225, 270, 279, 300, 310, 372, 446, 450, 465, 540, 558, 620, 669, 675, 775, 837, 892, 900, 930, 1115, 1116, 1338, 1350, 1395, 1550, 1674, 1860, 2007, 2230, 2325, 2676, 2700, 2790, 3100, 3345, 3348, 4014, 4185, 4460, 4650, 5575, 5580, 6021, 6690, 6913, 6975, 8028, 8370, 9300, 10035, 11150, 12042, 13380, 13826, 13950, 16725, 16740, 20070, 20739, 20925, 22300, 24084, 27652, 27900, 30105, 33450, 34565, 40140, 41478, 41850, 50175, 60210, 62217, 66900, 69130, 82956, 83700, 100350, 103695, 120420, 124434, 138260, 150525, 172825, 186651, 200700, 207390, 248868, 301050, 311085, 345650, 373302, 414780, 518475, 602100, 622170, 691300, 746604, 933255, 1036950, 1244340, 1555425, 1866510, 2073900, 3110850, 3733020, 4666275, 6221700, 9332550, 18665100]

約数ペア:

[(1, 18665100), (2, 9332550), (3, 6221700), (4, 4666275), (5, 3733020), (6, 3110850), (9, 2073900), (10, 1866510), (12, 1555425), (15, 1244340), (18, 1036950), (20, 933255), (25, 746604), (27, 691300), (30, 622170), (31, 602100), (36, 518475), (45, 414780), (50, 373302), (54, 345650), (60, 311085), (62, 301050), (75, 248868), (90, 207390), (93, 200700), (100, 186651), (108, 172825), (124, 150525), (135, 138260), (150, 124434), (155, 120420), (180, 103695), (186, 100350), (223, 83700), (225, 82956), (270, 69130), (279, 66900), (300, 62217), (310, 60210), (372, 50175), (446, 41850), (450, 41478), (465, 40140), (540, 34565), (558, 33450), (620, 30105), (669, 27900), (675, 27652), (775, 24084), (837, 22300), (892, 20925), (900, 20739), (930, 20070), (1115, 16740), (1116, 16725), (1338, 13950), (1350, 13826), (1395, 13380), (1550, 12042), (1674, 11150), (1860, 10035), (2007, 9300), (2230, 8370), (2325, 8028), (2676, 6975), (2700, 6913), (2790, 6690), (3100, 6021), (3345, 5580), (3348, 5575), (4014, 4650), (4185, 4460)]