991458720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2399}}^1$

素因数の和:2468

約数の個数: 288

約数和(自身を含む): 3962649600

約数和(自身を除く): 2971190880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 328, 336, 360, 369, 410, 420, 480, 492, 504, 560, 574, 615, 630, 656, 672, 720, 738, 820, 840, 861, 984, 1008, 1120, 1148, 1230, 1260, 1312, 1435, 1440, 1476, 1640, 1680, 1722, 1845, 1968, 2016, 2296, 2399, 2460, 2520, 2583, 2870, 2952, 3280, 3360, 3444, 3690, 3936, 4305, 4592, 4798, 4920, 5040, 5166, 5740, 5904, 6560, 6888, 7197, 7380, 8610, 9184, 9596, 9840, 10080, 10332, 11480, 11808, 11995, 12915, 13776, 14394, 14760, 16793, 17220, 19192, 19680, 20664, 21591, 22960, 23990, 25830, 27552, 28788, 29520, 33586, 34440, 35985, 38384, 41328, 43182, 45920, 47980, 50379, 51660, 57576, 59040, 67172, 68880, 71970, 76768, 82656, 83965, 86364, 95960, 98359, 100758, 103320, 107955, 115152, 134344, 137760, 143940, 151137, 167930, 172728, 191920, 196718, 201516, 206640, 215910, 230304, 251895, 268688, 287880, 295077, 302274, 335860, 345456, 383840, 393436, 403032, 413280, 431820, 491795, 503790, 537376, 575760, 590154, 604548, 671720, 688513, 690912, 755685, 786872, 806064, 863640, 885231, 983590, 1007580, 1151520, 1180308, 1209096, 1343440, 1377026, 1475385, 1511370, 1573744, 1612128, 1727280, 1770462, 1967180, 2015160, 2065539, 2360616, 2418192, 2686880, 2754052, 2950770, 3022740, 3147488, 3442565, 3454560, 3540924, 3934360, 4030320, 4131078, 4426155, 4721232, 4836384, 5508104, 5901540, 6045480, 6196617, 6885130, 7081848, 7868720, 8060640, 8262156, 8852310, 9442464, 10327695, 11016208, 11803080, 12090960, 12393234, 13770260, 14163696, 15737440, 16524312, 17704620, 20655390, 22032416, 23606160, 24181920, 24786468, 27540520, 28327392, 30983085, 33048624, 35409240, 41310780, 47212320, 49572936, 55081040, 61966170, 66097248, 70818480, 82621560, 99145872, 110162080, 123932340, 141636960, 165243120, 198291744, 247864680, 330486240, 495729360, 991458720]

約数ペア:

[(1, 991458720), (2, 495729360), (3, 330486240), (4, 247864680), (5, 198291744), (6, 165243120), (7, 141636960), (8, 123932340), (9, 110162080), (10, 99145872), (12, 82621560), (14, 70818480), (15, 66097248), (16, 61966170), (18, 55081040), (20, 49572936), (21, 47212320), (24, 41310780), (28, 35409240), (30, 33048624), (32, 30983085), (35, 28327392), (36, 27540520), (40, 24786468), (41, 24181920), (42, 23606160), (45, 22032416), (48, 20655390), (56, 17704620), (60, 16524312), (63, 15737440), (70, 14163696), (72, 13770260), (80, 12393234), (82, 12090960), (84, 11803080), (90, 11016208), (96, 10327695), (105, 9442464), (112, 8852310), (120, 8262156), (123, 8060640), (126, 7868720), (140, 7081848), (144, 6885130), (160, 6196617), (164, 6045480), (168, 5901540), (180, 5508104), (205, 4836384), (210, 4721232), (224, 4426155), (240, 4131078), (246, 4030320), (252, 3934360), (280, 3540924), (287, 3454560), (288, 3442565), (315, 3147488), (328, 3022740), (336, 2950770), (360, 2754052), (369, 2686880), (410, 2418192), (420, 2360616), (480, 2065539), (492, 2015160), (504, 1967180), (560, 1770462), (574, 1727280), (615, 1612128), (630, 1573744), (656, 1511370), (672, 1475385), (720, 1377026), (738, 1343440), (820, 1209096), (840, 1180308), (861, 1151520), (984, 1007580), (1008, 983590), (1120, 885231), (1148, 863640), (1230, 806064), (1260, 786872), (1312, 755685), (1435, 690912), (1440, 688513), (1476, 671720), (1640, 604548), (1680, 590154), (1722, 575760), (1845, 537376), (1968, 503790), (2016, 491795), (2296, 431820), (2399, 413280), (2460, 403032), (2520, 393436), (2583, 383840), (2870, 345456), (2952, 335860), (3280, 302274), (3360, 295077), (3444, 287880), (3690, 268688), (3936, 251895), (4305, 230304), (4592, 215910), (4798, 206640), (4920, 201516), (5040, 196718), (5166, 191920), (5740, 172728), (5904, 167930), (6560, 151137), (6888, 143940), (7197, 137760), (7380, 134344), (8610, 115152), (9184, 107955), (9596, 103320), (9840, 100758), (10080, 98359), (10332, 95960), (11480, 86364), (11808, 83965), (11995, 82656), (12915, 76768), (13776, 71970), (14394, 68880), (14760, 67172), (16793, 59040), (17220, 57576), (19192, 51660), (19680, 50379), (20664, 47980), (21591, 45920), (22960, 43182), (23990, 41328), (25830, 38384), (27552, 35985), (28788, 34440), (29520, 33586)]