20377099680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{40163}}^1$

素因数の和:40339

約数の個数: 192

約数和(自身を含む): 73845209088

約数和(自身を除く): 53468109408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 151, 160, 168, 210, 224, 240, 280, 302, 336, 420, 453, 480, 560, 604, 672, 755, 840, 906, 1057, 1120, 1208, 1510, 1680, 1812, 2114, 2265, 2416, 3020, 3171, 3360, 3624, 4228, 4530, 4832, 5285, 6040, 6342, 7248, 8456, 9060, 10570, 12080, 12684, 14496, 15855, 16912, 18120, 21140, 24160, 25368, 31710, 33824, 36240, 40163, 42280, 50736, 63420, 72480, 80326, 84560, 101472, 120489, 126840, 160652, 169120, 200815, 240978, 253680, 281141, 321304, 401630, 481956, 507360, 562282, 602445, 642608, 803260, 843423, 963912, 1124564, 1204890, 1285216, 1405705, 1606520, 1686846, 1927824, 2249128, 2409780, 2811410, 3213040, 3373692, 3855648, 4217115, 4498256, 4819560, 5622820, 6064613, 6426080, 6747384, 8434230, 8996512, 9639120, 11245640, 12129226, 13494768, 16868460, 18193839, 19278240, 22491280, 24258452, 26989536, 30323065, 33736920, 36387678, 42452291, 44982560, 48516904, 60646130, 67473840, 72775356, 84904582, 90969195, 97033808, 121292260, 127356873, 134947680, 145550712, 169809164, 181938390, 194067616, 212261455, 242584520, 254713746, 291101424, 339618328, 363876780, 424522910, 485169040, 509427492, 582202848, 636784365, 679236656, 727753560, 849045820, 970338080, 1018854984, 1273568730, 1358473312, 1455507120, 1698091640, 2037709968, 2547137460, 2911014240, 3396183280, 4075419936, 5094274920, 6792366560, 10188549840, 20377099680]

約数ペア:

[(1, 20377099680), (2, 10188549840), (3, 6792366560), (4, 5094274920), (5, 4075419936), (6, 3396183280), (7, 2911014240), (8, 2547137460), (10, 2037709968), (12, 1698091640), (14, 1455507120), (15, 1358473312), (16, 1273568730), (20, 1018854984), (21, 970338080), (24, 849045820), (28, 727753560), (30, 679236656), (32, 636784365), (35, 582202848), (40, 509427492), (42, 485169040), (48, 424522910), (56, 363876780), (60, 339618328), (70, 291101424), (80, 254713746), (84, 242584520), (96, 212261455), (105, 194067616), (112, 181938390), (120, 169809164), (140, 145550712), (151, 134947680), (160, 127356873), (168, 121292260), (210, 97033808), (224, 90969195), (240, 84904582), (280, 72775356), (302, 67473840), (336, 60646130), (420, 48516904), (453, 44982560), (480, 42452291), (560, 36387678), (604, 33736920), (672, 30323065), (755, 26989536), (840, 24258452), (906, 22491280), (1057, 19278240), (1120, 18193839), (1208, 16868460), (1510, 13494768), (1680, 12129226), (1812, 11245640), (2114, 9639120), (2265, 8996512), (2416, 8434230), (3020, 6747384), (3171, 6426080), (3360, 6064613), (3624, 5622820), (4228, 4819560), (4530, 4498256), (4832, 4217115), (5285, 3855648), (6040, 3373692), (6342, 3213040), (7248, 2811410), (8456, 2409780), (9060, 2249128), (10570, 1927824), (12080, 1686846), (12684, 1606520), (14496, 1405705), (15855, 1285216), (16912, 1204890), (18120, 1124564), (21140, 963912), (24160, 843423), (25368, 803260), (31710, 642608), (33824, 602445), (36240, 562282), (40163, 507360), (42280, 481956), (50736, 401630), (63420, 321304), (72480, 281141), (80326, 253680), (84560, 240978), (101472, 200815), (120489, 169120), (126840, 160652)]