420535680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 1427673600

約数和(自身を除く): 1007137920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 89, 92, 96, 107, 115, 120, 128, 138, 160, 178, 184, 192, 214, 230, 240, 267, 276, 320, 321, 345, 356, 368, 384, 428, 445, 460, 480, 534, 535, 552, 640, 642, 690, 712, 736, 856, 890, 920, 960, 1068, 1070, 1104, 1284, 1335, 1380, 1424, 1472, 1605, 1712, 1780, 1840, 1920, 2047, 2136, 2140, 2208, 2461, 2568, 2670, 2760, 2848, 2944, 3210, 3424, 3560, 3680, 4094, 4272, 4280, 4416, 4922, 5136, 5340, 5520, 5696, 6141, 6420, 6848, 7120, 7360, 7383, 8188, 8544, 8560, 8832, 9523, 9844, 10235, 10272, 10680, 11040, 11392, 12282, 12305, 12840, 13696, 14240, 14720, 14766, 16376, 17088, 17120, 19046, 19688, 20470, 20544, 21360, 22080, 24564, 24610, 25680, 28480, 28569, 29532, 30705, 32752, 34176, 34240, 36915, 38092, 39376, 40940, 41088, 42720, 44160, 47615, 49128, 49220, 51360, 56960, 57138, 59064, 61410, 65504, 68480, 73830, 76184, 78752, 81880, 85440, 95230, 98256, 98440, 102720, 114276, 118128, 122820, 131008, 142845, 147660, 152368, 157504, 163760, 170880, 190460, 196512, 196880, 205440, 219029, 228552, 236256, 245640, 262016, 285690, 295320, 304736, 315008, 327520, 380920, 393024, 393760, 438058, 457104, 472512, 491280, 571380, 590640, 609472, 655040, 657087, 761840, 786048, 787520, 876116, 914208, 945024, 982560, 1095145, 1142760, 1181280, 1218944, 1310080, 1314174, 1523680, 1575040, 1752232, 1828416, 1965120, 2190290, 2285520, 2362560, 2628348, 3047360, 3285435, 3504464, 3656832, 3930240, 4380580, 4571040, 4725120, 5256696, 6094720, 6570870, 7008928, 8761160, 9142080, 10513392, 13141740, 14017856, 17522320, 18284160, 21026784, 26283480, 28035712, 35044640, 42053568, 52566960, 70089280, 84107136, 105133920, 140178560, 210267840, 420535680]

約数ペア:

[(1, 420535680), (2, 210267840), (3, 140178560), (4, 105133920), (5, 84107136), (6, 70089280), (8, 52566960), (10, 42053568), (12, 35044640), (15, 28035712), (16, 26283480), (20, 21026784), (23, 18284160), (24, 17522320), (30, 14017856), (32, 13141740), (40, 10513392), (46, 9142080), (48, 8761160), (60, 7008928), (64, 6570870), (69, 6094720), (80, 5256696), (89, 4725120), (92, 4571040), (96, 4380580), (107, 3930240), (115, 3656832), (120, 3504464), (128, 3285435), (138, 3047360), (160, 2628348), (178, 2362560), (184, 2285520), (192, 2190290), (214, 1965120), (230, 1828416), (240, 1752232), (267, 1575040), (276, 1523680), (320, 1314174), (321, 1310080), (345, 1218944), (356, 1181280), (368, 1142760), (384, 1095145), (428, 982560), (445, 945024), (460, 914208), (480, 876116), (534, 787520), (535, 786048), (552, 761840), (640, 657087), (642, 655040), (690, 609472), (712, 590640), (736, 571380), (856, 491280), (890, 472512), (920, 457104), (960, 438058), (1068, 393760), (1070, 393024), (1104, 380920), (1284, 327520), (1335, 315008), (1380, 304736), (1424, 295320), (1472, 285690), (1605, 262016), (1712, 245640), (1780, 236256), (1840, 228552), (1920, 219029), (2047, 205440), (2136, 196880), (2140, 196512), (2208, 190460), (2461, 170880), (2568, 163760), (2670, 157504), (2760, 152368), (2848, 147660), (2944, 142845), (3210, 131008), (3424, 122820), (3560, 118128), (3680, 114276), (4094, 102720), (4272, 98440), (4280, 98256), (4416, 95230), (4922, 85440), (5136, 81880), (5340, 78752), (5520, 76184), (5696, 73830), (6141, 68480), (6420, 65504), (6848, 61410), (7120, 59064), (7360, 57138), (7383, 56960), (8188, 51360), (8544, 49220), (8560, 49128), (8832, 47615), (9523, 44160), (9844, 42720), (10235, 41088), (10272, 40940), (10680, 39376), (11040, 38092), (11392, 36915), (12282, 34240), (12305, 34176), (12840, 32752), (13696, 30705), (14240, 29532), (14720, 28569), (14766, 28480), (16376, 25680), (17088, 24610), (17120, 24564), (19046, 22080), (19688, 21360), (20470, 20544)]