2102149980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{238339}}^1$

素因数の和:238368

約数の個数: 108

約数和(自身を含む): 7417617480

約数和(自身を除く): 5315467500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 238339, 476678, 715017, 953356, 1191695, 1430034, 1668373, 2145051, 2383390, 2860068, 3336746, 3575085, 4290102, 4766780, 5005119, 6673492, 7150170, 8341865, 8580204, 10010238, 10725255, 11678611, 14300340, 15015357, 16683730, 20020476, 21450510, 23357222, 25025595, 30030714, 33367460, 35035833, 42901020, 46714444, 50051190, 58393055, 60061428, 70071666, 75076785, 100102380, 105107499, 116786110, 140143332, 150153570, 175179165, 210214998, 233572220, 300307140, 350358330, 420429996, 525537495, 700716660, 1051074990, 2102149980]

約数ペア:

[(1, 2102149980), (2, 1051074990), (3, 700716660), (4, 525537495), (5, 420429996), (6, 350358330), (7, 300307140), (9, 233572220), (10, 210214998), (12, 175179165), (14, 150153570), (15, 140143332), (18, 116786110), (20, 105107499), (21, 100102380), (28, 75076785), (30, 70071666), (35, 60061428), (36, 58393055), (42, 50051190), (45, 46714444), (49, 42901020), (60, 35035833), (63, 33367460), (70, 30030714), (84, 25025595), (90, 23357222), (98, 21450510), (105, 20020476), (126, 16683730), (140, 15015357), (147, 14300340), (180, 11678611), (196, 10725255), (210, 10010238), (245, 8580204), (252, 8341865), (294, 7150170), (315, 6673492), (420, 5005119), (441, 4766780), (490, 4290102), (588, 3575085), (630, 3336746), (735, 2860068), (882, 2383390), (980, 2145051), (1260, 1668373), (1470, 1430034), (1764, 1191695), (2205, 953356), (2940, 715017), (4410, 476678), (8820, 238339)]