221214720

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:428

約数の個数: 192

約数和(自身を含む): 746928000

約数和(自身を除く): 525713280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 379, 380, 384, 456, 480, 512, 570, 608, 640, 758, 760, 768, 912, 960, 1024, 1137, 1140, 1216, 1280, 1516, 1520, 1536, 1824, 1895, 1920, 2048, 2274, 2280, 2432, 2560, 3032, 3040, 3072, 3648, 3790, 3840, 4548, 4560, 4864, 5120, 5685, 6064, 6080, 6144, 7201, 7296, 7580, 7680, 9096, 9120, 9728, 10240, 11370, 12128, 12160, 14402, 14592, 15160, 15360, 18192, 18240, 19456, 21603, 22740, 24256, 24320, 28804, 29184, 30320, 30720, 36005, 36384, 36480, 38912, 43206, 45480, 48512, 48640, 57608, 58368, 60640, 72010, 72768, 72960, 86412, 90960, 97024, 97280, 108015, 115216, 116736, 121280, 144020, 145536, 145920, 172824, 181920, 194048, 194560, 216030, 230432, 242560, 288040, 291072, 291840, 345648, 363840, 388096, 432060, 460864, 485120, 576080, 582144, 583680, 691296, 727680, 776192, 864120, 921728, 970240, 1152160, 1164288, 1382592, 1455360, 1728240, 1843456, 1940480, 2304320, 2328576, 2765184, 2910720, 3456480, 3686912, 3880960, 4608640, 5530368, 5821440, 6912960, 7373824, 9217280, 11060736, 11642880, 13825920, 14747648, 18434560, 22121472, 27651840, 36869120, 44242944, 55303680, 73738240, 110607360, 221214720]

約数ペア:

[(1, 221214720), (2, 110607360), (3, 73738240), (4, 55303680), (5, 44242944), (6, 36869120), (8, 27651840), (10, 22121472), (12, 18434560), (15, 14747648), (16, 13825920), (19, 11642880), (20, 11060736), (24, 9217280), (30, 7373824), (32, 6912960), (38, 5821440), (40, 5530368), (48, 4608640), (57, 3880960), (60, 3686912), (64, 3456480), (76, 2910720), (80, 2765184), (95, 2328576), (96, 2304320), (114, 1940480), (120, 1843456), (128, 1728240), (152, 1455360), (160, 1382592), (190, 1164288), (192, 1152160), (228, 970240), (240, 921728), (256, 864120), (285, 776192), (304, 727680), (320, 691296), (379, 583680), (380, 582144), (384, 576080), (456, 485120), (480, 460864), (512, 432060), (570, 388096), (608, 363840), (640, 345648), (758, 291840), (760, 291072), (768, 288040), (912, 242560), (960, 230432), (1024, 216030), (1137, 194560), (1140, 194048), (1216, 181920), (1280, 172824), (1516, 145920), (1520, 145536), (1536, 144020), (1824, 121280), (1895, 116736), (1920, 115216), (2048, 108015), (2274, 97280), (2280, 97024), (2432, 90960), (2560, 86412), (3032, 72960), (3040, 72768), (3072, 72010), (3648, 60640), (3790, 58368), (3840, 57608), (4548, 48640), (4560, 48512), (4864, 45480), (5120, 43206), (5685, 38912), (6064, 36480), (6080, 36384), (6144, 36005), (7201, 30720), (7296, 30320), (7580, 29184), (7680, 28804), (9096, 24320), (9120, 24256), (9728, 22740), (10240, 21603), (11370, 19456), (12128, 18240), (12160, 18192), (14402, 15360), (14592, 15160)]