18683700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 216

約数和(自身を含む): 66495744

約数和(自身を除く): 47812044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 41, 42, 49, 50, 60, 62, 70, 75, 82, 84, 93, 98, 100, 105, 123, 124, 140, 147, 150, 155, 164, 175, 186, 196, 205, 210, 217, 245, 246, 287, 294, 300, 310, 350, 372, 410, 420, 434, 465, 490, 492, 525, 574, 588, 615, 620, 651, 700, 735, 775, 820, 861, 868, 930, 980, 1025, 1050, 1085, 1148, 1225, 1230, 1271, 1302, 1435, 1470, 1519, 1550, 1722, 1860, 2009, 2050, 2100, 2170, 2325, 2450, 2460, 2542, 2604, 2870, 2940, 3038, 3075, 3100, 3255, 3444, 3675, 3813, 4018, 4100, 4305, 4340, 4557, 4650, 4900, 5084, 5425, 5740, 6027, 6076, 6150, 6355, 6510, 7175, 7350, 7595, 7626, 8036, 8610, 8897, 9114, 9300, 10045, 10850, 12054, 12300, 12710, 13020, 14350, 14700, 15190, 15252, 16275, 17220, 17794, 18228, 19065, 20090, 21525, 21700, 22785, 24108, 25420, 26691, 28700, 30135, 30380, 31775, 32550, 35588, 37975, 38130, 40180, 43050, 44485, 45570, 50225, 53382, 60270, 62279, 63550, 65100, 75950, 76260, 86100, 88970, 91140, 95325, 100450, 106764, 113925, 120540, 124558, 127100, 133455, 150675, 151900, 177940, 186837, 190650, 200900, 222425, 227850, 249116, 266910, 301350, 311395, 373674, 381300, 444850, 455700, 533820, 602700, 622790, 667275, 747348, 889700, 934185, 1245580, 1334550, 1556975, 1868370, 2669100, 3113950, 3736740, 4670925, 6227900, 9341850, 18683700]

約数ペア:

[(1, 18683700), (2, 9341850), (3, 6227900), (4, 4670925), (5, 3736740), (6, 3113950), (7, 2669100), (10, 1868370), (12, 1556975), (14, 1334550), (15, 1245580), (20, 934185), (21, 889700), (25, 747348), (28, 667275), (30, 622790), (31, 602700), (35, 533820), (41, 455700), (42, 444850), (49, 381300), (50, 373674), (60, 311395), (62, 301350), (70, 266910), (75, 249116), (82, 227850), (84, 222425), (93, 200900), (98, 190650), (100, 186837), (105, 177940), (123, 151900), (124, 150675), (140, 133455), (147, 127100), (150, 124558), (155, 120540), (164, 113925), (175, 106764), (186, 100450), (196, 95325), (205, 91140), (210, 88970), (217, 86100), (245, 76260), (246, 75950), (287, 65100), (294, 63550), (300, 62279), (310, 60270), (350, 53382), (372, 50225), (410, 45570), (420, 44485), (434, 43050), (465, 40180), (490, 38130), (492, 37975), (525, 35588), (574, 32550), (588, 31775), (615, 30380), (620, 30135), (651, 28700), (700, 26691), (735, 25420), (775, 24108), (820, 22785), (861, 21700), (868, 21525), (930, 20090), (980, 19065), (1025, 18228), (1050, 17794), (1085, 17220), (1148, 16275), (1225, 15252), (1230, 15190), (1271, 14700), (1302, 14350), (1435, 13020), (1470, 12710), (1519, 12300), (1550, 12054), (1722, 10850), (1860, 10045), (2009, 9300), (2050, 9114), (2100, 8897), (2170, 8610), (2325, 8036), (2450, 7626), (2460, 7595), (2542, 7350), (2604, 7175), (2870, 6510), (2940, 6355), (3038, 6150), (3075, 6076), (3100, 6027), (3255, 5740), (3444, 5425), (3675, 5084), (3813, 4900), (4018, 4650), (4100, 4557), (4305, 4340)]