784301940

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 216

約数和(自身を含む): 2546063520

約数和(自身を除く): 1761761580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 139, 162, 172, 180, 215, 243, 258, 270, 278, 324, 387, 405, 417, 430, 486, 516, 540, 556, 645, 695, 729, 774, 810, 834, 860, 972, 1161, 1215, 1251, 1290, 1390, 1458, 1548, 1620, 1668, 1935, 2085, 2187, 2322, 2430, 2502, 2580, 2780, 2916, 3483, 3645, 3753, 3870, 4170, 4374, 4644, 4860, 5004, 5805, 5977, 6255, 6561, 6966, 7290, 7506, 7740, 8340, 8748, 10449, 10935, 11259, 11610, 11954, 12510, 13122, 13932, 14580, 15012, 17415, 17931, 18765, 20898, 21870, 22518, 23220, 23908, 25020, 26244, 29885, 31347, 32805, 33777, 34830, 35862, 37530, 41796, 43740, 45036, 52245, 53793, 56295, 59770, 62694, 65610, 67554, 69660, 71724, 75060, 89655, 94041, 101331, 104490, 107586, 112590, 119540, 125388, 131220, 135108, 156735, 161379, 168885, 179310, 188082, 202662, 208980, 215172, 225180, 268965, 282123, 303993, 313470, 322758, 337770, 358620, 376164, 405324, 470205, 484137, 506655, 537930, 564246, 607986, 626940, 645516, 675540, 806895, 911979, 940410, 968274, 1013310, 1075860, 1128492, 1215972, 1410615, 1452411, 1519965, 1613790, 1823958, 1880820, 1936548, 2026620, 2420685, 2821230, 2904822, 3039930, 3227580, 3647916, 4357233, 4559895, 4841370, 5642460, 5809644, 6079860, 7262055, 8714466, 9119790, 9682740, 13071699, 14524110, 17428932, 18239580, 21786165, 26143398, 29048220, 39215097, 43572330, 52286796, 65358495, 78430194, 87144660, 130716990, 156860388, 196075485, 261433980, 392150970, 784301940]

約数ペア:

[(1, 784301940), (2, 392150970), (3, 261433980), (4, 196075485), (5, 156860388), (6, 130716990), (9, 87144660), (10, 78430194), (12, 65358495), (15, 52286796), (18, 43572330), (20, 39215097), (27, 29048220), (30, 26143398), (36, 21786165), (43, 18239580), (45, 17428932), (54, 14524110), (60, 13071699), (81, 9682740), (86, 9119790), (90, 8714466), (108, 7262055), (129, 6079860), (135, 5809644), (139, 5642460), (162, 4841370), (172, 4559895), (180, 4357233), (215, 3647916), (243, 3227580), (258, 3039930), (270, 2904822), (278, 2821230), (324, 2420685), (387, 2026620), (405, 1936548), (417, 1880820), (430, 1823958), (486, 1613790), (516, 1519965), (540, 1452411), (556, 1410615), (645, 1215972), (695, 1128492), (729, 1075860), (774, 1013310), (810, 968274), (834, 940410), (860, 911979), (972, 806895), (1161, 675540), (1215, 645516), (1251, 626940), (1290, 607986), (1390, 564246), (1458, 537930), (1548, 506655), (1620, 484137), (1668, 470205), (1935, 405324), (2085, 376164), (2187, 358620), (2322, 337770), (2430, 322758), (2502, 313470), (2580, 303993), (2780, 282123), (2916, 268965), (3483, 225180), (3645, 215172), (3753, 208980), (3870, 202662), (4170, 188082), (4374, 179310), (4644, 168885), (4860, 161379), (5004, 156735), (5805, 135108), (5977, 131220), (6255, 125388), (6561, 119540), (6966, 112590), (7290, 107586), (7506, 104490), (7740, 101331), (8340, 94041), (8748, 89655), (10449, 75060), (10935, 71724), (11259, 69660), (11610, 67554), (11954, 65610), (12510, 62694), (13122, 59770), (13932, 56295), (14580, 53793), (15012, 52245), (17415, 45036), (17931, 43740), (18765, 41796), (20898, 37530), (21870, 35862), (22518, 34830), (23220, 33777), (23908, 32805), (25020, 31347), (26244, 29885)]