389723460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:715

約数の個数: 192

約数和(自身を含む): 1318464000

約数和(自身を除く): 928740540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 343, 348, 406, 420, 435, 490, 580, 588, 609, 653, 686, 735, 812, 870, 980, 1015, 1029, 1218, 1306, 1372, 1421, 1470, 1715, 1740, 1959, 2030, 2058, 2436, 2612, 2842, 2940, 3045, 3265, 3430, 3918, 4060, 4116, 4263, 4571, 5145, 5684, 6090, 6530, 6860, 7105, 7836, 8526, 9142, 9795, 9947, 10290, 12180, 13060, 13713, 14210, 17052, 18284, 18937, 19590, 19894, 20580, 21315, 22855, 27426, 28420, 29841, 31997, 37874, 39180, 39788, 42630, 45710, 49735, 54852, 56811, 59682, 63994, 68565, 75748, 85260, 91420, 94685, 95991, 99470, 113622, 119364, 127988, 132559, 137130, 149205, 159985, 189370, 191982, 198940, 223979, 227244, 265118, 274260, 284055, 298410, 319970, 378740, 383964, 397677, 447958, 479955, 530236, 568110, 596820, 639940, 662795, 671937, 795354, 895916, 927913, 959910, 1119895, 1136220, 1325590, 1343874, 1590708, 1855826, 1919820, 1988385, 2239790, 2651180, 2687748, 2783739, 3359685, 3711652, 3976770, 4479580, 4639565, 5567478, 6495391, 6719370, 7953540, 9279130, 11134956, 12990782, 13438740, 13918695, 18558260, 19486173, 25981564, 27837390, 32476955, 38972346, 55674780, 64953910, 77944692, 97430865, 129907820, 194861730, 389723460]

約数ペア:

[(1, 389723460), (2, 194861730), (3, 129907820), (4, 97430865), (5, 77944692), (6, 64953910), (7, 55674780), (10, 38972346), (12, 32476955), (14, 27837390), (15, 25981564), (20, 19486173), (21, 18558260), (28, 13918695), (29, 13438740), (30, 12990782), (35, 11134956), (42, 9279130), (49, 7953540), (58, 6719370), (60, 6495391), (70, 5567478), (84, 4639565), (87, 4479580), (98, 3976770), (105, 3711652), (116, 3359685), (140, 2783739), (145, 2687748), (147, 2651180), (174, 2239790), (196, 1988385), (203, 1919820), (210, 1855826), (245, 1590708), (290, 1343874), (294, 1325590), (343, 1136220), (348, 1119895), (406, 959910), (420, 927913), (435, 895916), (490, 795354), (580, 671937), (588, 662795), (609, 639940), (653, 596820), (686, 568110), (735, 530236), (812, 479955), (870, 447958), (980, 397677), (1015, 383964), (1029, 378740), (1218, 319970), (1306, 298410), (1372, 284055), (1421, 274260), (1470, 265118), (1715, 227244), (1740, 223979), (1959, 198940), (2030, 191982), (2058, 189370), (2436, 159985), (2612, 149205), (2842, 137130), (2940, 132559), (3045, 127988), (3265, 119364), (3430, 113622), (3918, 99470), (4060, 95991), (4116, 94685), (4263, 91420), (4571, 85260), (5145, 75748), (5684, 68565), (6090, 63994), (6530, 59682), (6860, 56811), (7105, 54852), (7836, 49735), (8526, 45710), (9142, 42630), (9795, 39788), (9947, 39180), (10290, 37874), (12180, 31997), (13060, 29841), (13713, 28420), (14210, 27426), (17052, 22855), (18284, 21315), (18937, 20580), (19590, 19894)]