2831850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 9285120

約数和(自身を除く): 6453270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 29, 30, 31, 35, 42, 45, 50, 58, 62, 63, 70, 75, 87, 90, 93, 105, 126, 145, 150, 155, 174, 175, 186, 203, 210, 217, 225, 261, 279, 290, 310, 315, 350, 406, 434, 435, 450, 465, 522, 525, 558, 609, 630, 651, 725, 775, 870, 899, 930, 1015, 1050, 1085, 1218, 1302, 1305, 1395, 1450, 1550, 1575, 1798, 1827, 1953, 2030, 2170, 2175, 2325, 2610, 2697, 2790, 3045, 3150, 3255, 3654, 3906, 4350, 4495, 4650, 5075, 5394, 5425, 6090, 6293, 6510, 6525, 6975, 8091, 8990, 9135, 9765, 10150, 10850, 12586, 13050, 13485, 13950, 15225, 16182, 16275, 18270, 18879, 19530, 22475, 26970, 30450, 31465, 32550, 37758, 40455, 44950, 45675, 48825, 56637, 62930, 67425, 80910, 91350, 94395, 97650, 113274, 134850, 157325, 188790, 202275, 283185, 314650, 404550, 471975, 566370, 943950, 1415925, 2831850]

約数ペア:

[(1, 2831850), (2, 1415925), (3, 943950), (5, 566370), (6, 471975), (7, 404550), (9, 314650), (10, 283185), (14, 202275), (15, 188790), (18, 157325), (21, 134850), (25, 113274), (29, 97650), (30, 94395), (31, 91350), (35, 80910), (42, 67425), (45, 62930), (50, 56637), (58, 48825), (62, 45675), (63, 44950), (70, 40455), (75, 37758), (87, 32550), (90, 31465), (93, 30450), (105, 26970), (126, 22475), (145, 19530), (150, 18879), (155, 18270), (174, 16275), (175, 16182), (186, 15225), (203, 13950), (210, 13485), (217, 13050), (225, 12586), (261, 10850), (279, 10150), (290, 9765), (310, 9135), (315, 8990), (350, 8091), (406, 6975), (434, 6525), (435, 6510), (450, 6293), (465, 6090), (522, 5425), (525, 5394), (558, 5075), (609, 4650), (630, 4495), (651, 4350), (725, 3906), (775, 3654), (870, 3255), (899, 3150), (930, 3045), (1015, 2790), (1050, 2697), (1085, 2610), (1218, 2325), (1302, 2175), (1305, 2170), (1395, 2030), (1450, 1953), (1550, 1827), (1575, 1798)]