123616220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 336768768

約数和(自身を除く): 213152548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 313, 364, 403, 434, 455, 490, 620, 626, 637, 806, 868, 910, 980, 1085, 1252, 1274, 1519, 1565, 1612, 1820, 2015, 2170, 2191, 2548, 2821, 3038, 3130, 3185, 4030, 4069, 4340, 4382, 5642, 6076, 6260, 6370, 7595, 8060, 8138, 8764, 9703, 10955, 11284, 12740, 14105, 15190, 15337, 16276, 19406, 19747, 20345, 21910, 28210, 28483, 30380, 30674, 38812, 39494, 40690, 43820, 48515, 56420, 56966, 61348, 67921, 76685, 78988, 81380, 97030, 98735, 113932, 126139, 135842, 142415, 153370, 194060, 197470, 199381, 252278, 271684, 284830, 306740, 339605, 394940, 398762, 475447, 504556, 569660, 630695, 679210, 797524, 882973, 950894, 996905, 1261390, 1358420, 1765946, 1901788, 1993810, 2377235, 2522780, 3531892, 3987620, 4414865, 4754470, 6180811, 8829730, 9508940, 12361622, 17659460, 24723244, 30904055, 61808110, 123616220]

約数ペア:

[(1, 123616220), (2, 61808110), (4, 30904055), (5, 24723244), (7, 17659460), (10, 12361622), (13, 9508940), (14, 8829730), (20, 6180811), (26, 4754470), (28, 4414865), (31, 3987620), (35, 3531892), (49, 2522780), (52, 2377235), (62, 1993810), (65, 1901788), (70, 1765946), (91, 1358420), (98, 1261390), (124, 996905), (130, 950894), (140, 882973), (155, 797524), (182, 679210), (196, 630695), (217, 569660), (245, 504556), (260, 475447), (310, 398762), (313, 394940), (364, 339605), (403, 306740), (434, 284830), (455, 271684), (490, 252278), (620, 199381), (626, 197470), (637, 194060), (806, 153370), (868, 142415), (910, 135842), (980, 126139), (1085, 113932), (1252, 98735), (1274, 97030), (1519, 81380), (1565, 78988), (1612, 76685), (1820, 67921), (2015, 61348), (2170, 56966), (2191, 56420), (2548, 48515), (2821, 43820), (3038, 40690), (3130, 39494), (3185, 38812), (4030, 30674), (4069, 30380), (4340, 28483), (4382, 28210), (5642, 21910), (6076, 20345), (6260, 19747), (6370, 19406), (7595, 16276), (8060, 15337), (8138, 15190), (8764, 14105), (9703, 12740), (10955, 11284)]