50400420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 172032000

約数和(自身を除く): 121631580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 79, 84, 93, 98, 105, 124, 140, 147, 155, 158, 186, 196, 210, 217, 237, 245, 294, 310, 316, 343, 372, 395, 420, 434, 465, 474, 490, 553, 588, 620, 651, 686, 735, 790, 868, 930, 948, 980, 1029, 1085, 1106, 1185, 1302, 1372, 1470, 1519, 1580, 1659, 1715, 1860, 2058, 2170, 2212, 2370, 2449, 2604, 2765, 2940, 3038, 3255, 3318, 3430, 3871, 4116, 4340, 4557, 4740, 4898, 5145, 5530, 6076, 6510, 6636, 6860, 7347, 7595, 7742, 8295, 9114, 9796, 10290, 10633, 11060, 11613, 12245, 13020, 14694, 15190, 15484, 16590, 17143, 18228, 19355, 20580, 21266, 22785, 23226, 24490, 27097, 29388, 30380, 31899, 33180, 34286, 36735, 38710, 42532, 45570, 46452, 48980, 51429, 53165, 54194, 58065, 63798, 68572, 73470, 77420, 81291, 85715, 91140, 102858, 106330, 108388, 116130, 120001, 127596, 135485, 146940, 159495, 162582, 171430, 205716, 212660, 232260, 240002, 257145, 270970, 318990, 325164, 342860, 360003, 406455, 480004, 514290, 541940, 600005, 637980, 720006, 812910, 840007, 1028580, 1200010, 1440012, 1625820, 1680014, 1800015, 2400020, 2520021, 3360028, 3600030, 4200035, 5040042, 7200060, 8400070, 10080084, 12600105, 16800140, 25200210, 50400420]

約数ペア:

[(1, 50400420), (2, 25200210), (3, 16800140), (4, 12600105), (5, 10080084), (6, 8400070), (7, 7200060), (10, 5040042), (12, 4200035), (14, 3600030), (15, 3360028), (20, 2520021), (21, 2400020), (28, 1800015), (30, 1680014), (31, 1625820), (35, 1440012), (42, 1200010), (49, 1028580), (60, 840007), (62, 812910), (70, 720006), (79, 637980), (84, 600005), (93, 541940), (98, 514290), (105, 480004), (124, 406455), (140, 360003), (147, 342860), (155, 325164), (158, 318990), (186, 270970), (196, 257145), (210, 240002), (217, 232260), (237, 212660), (245, 205716), (294, 171430), (310, 162582), (316, 159495), (343, 146940), (372, 135485), (395, 127596), (420, 120001), (434, 116130), (465, 108388), (474, 106330), (490, 102858), (553, 91140), (588, 85715), (620, 81291), (651, 77420), (686, 73470), (735, 68572), (790, 63798), (868, 58065), (930, 54194), (948, 53165), (980, 51429), (1029, 48980), (1085, 46452), (1106, 45570), (1185, 42532), (1302, 38710), (1372, 36735), (1470, 34286), (1519, 33180), (1580, 31899), (1659, 30380), (1715, 29388), (1860, 27097), (2058, 24490), (2170, 23226), (2212, 22785), (2370, 21266), (2449, 20580), (2604, 19355), (2765, 18228), (2940, 17143), (3038, 16590), (3255, 15484), (3318, 15190), (3430, 14694), (3871, 13020), (4116, 12245), (4340, 11613), (4557, 11060), (4740, 10633), (4898, 10290), (5145, 9796), (5530, 9114), (6076, 8295), (6510, 7742), (6636, 7595), (6860, 7347)]