49723980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 156310560

約数和(自身を除く): 106586580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 41, 51, 58, 60, 68, 82, 85, 87, 102, 116, 123, 145, 164, 170, 174, 204, 205, 246, 255, 290, 340, 348, 410, 435, 492, 493, 510, 580, 615, 697, 820, 870, 986, 1020, 1189, 1230, 1394, 1479, 1681, 1740, 1972, 2091, 2378, 2460, 2465, 2788, 2958, 3362, 3485, 3567, 4182, 4756, 4930, 5043, 5916, 5945, 6724, 6970, 7134, 7395, 8364, 8405, 9860, 10086, 10455, 11890, 13940, 14268, 14790, 16810, 17835, 20172, 20213, 20910, 23780, 25215, 28577, 29580, 33620, 35670, 40426, 41820, 48749, 50430, 57154, 60639, 71340, 80852, 85731, 97498, 100860, 101065, 114308, 121278, 142885, 146247, 171462, 194996, 202130, 242556, 243745, 285770, 292494, 303195, 342924, 404260, 428655, 487490, 571540, 584988, 606390, 731235, 828733, 857310, 974980, 1212780, 1462470, 1657466, 1714620, 2486199, 2924940, 3314932, 4143665, 4972398, 8287330, 9944796, 12430995, 16574660, 24861990, 49723980]

約数ペア:

[(1, 49723980), (2, 24861990), (3, 16574660), (4, 12430995), (5, 9944796), (6, 8287330), (10, 4972398), (12, 4143665), (15, 3314932), (17, 2924940), (20, 2486199), (29, 1714620), (30, 1657466), (34, 1462470), (41, 1212780), (51, 974980), (58, 857310), (60, 828733), (68, 731235), (82, 606390), (85, 584988), (87, 571540), (102, 487490), (116, 428655), (123, 404260), (145, 342924), (164, 303195), (170, 292494), (174, 285770), (204, 243745), (205, 242556), (246, 202130), (255, 194996), (290, 171462), (340, 146247), (348, 142885), (410, 121278), (435, 114308), (492, 101065), (493, 100860), (510, 97498), (580, 85731), (615, 80852), (697, 71340), (820, 60639), (870, 57154), (986, 50430), (1020, 48749), (1189, 41820), (1230, 40426), (1394, 35670), (1479, 33620), (1681, 29580), (1740, 28577), (1972, 25215), (2091, 23780), (2378, 20910), (2460, 20213), (2465, 20172), (2788, 17835), (2958, 16810), (3362, 14790), (3485, 14268), (3567, 13940), (4182, 11890), (4756, 10455), (4930, 10086), (5043, 9860), (5916, 8405), (5945, 8364), (6724, 7395), (6970, 7134)]