401166720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 1395800640

約数和(自身を除く): 994633920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 257, 271, 288, 320, 360, 384, 480, 514, 542, 576, 640, 720, 771, 813, 960, 1028, 1084, 1152, 1285, 1355, 1440, 1542, 1626, 1920, 2056, 2168, 2313, 2439, 2570, 2710, 2880, 3084, 3252, 3855, 4065, 4112, 4336, 4626, 4878, 5140, 5420, 5760, 6168, 6504, 7710, 8130, 8224, 8672, 9252, 9756, 10280, 10840, 11565, 12195, 12336, 13008, 15420, 16260, 16448, 17344, 18504, 19512, 20560, 21680, 23130, 24390, 24672, 26016, 30840, 32520, 32896, 34688, 37008, 39024, 41120, 43360, 46260, 48780, 49344, 52032, 61680, 65040, 69647, 74016, 78048, 82240, 86720, 92520, 97560, 98688, 104064, 123360, 130080, 139294, 148032, 156096, 164480, 173440, 185040, 195120, 208941, 246720, 260160, 278588, 296064, 312192, 348235, 370080, 390240, 417882, 493440, 520320, 557176, 626823, 696470, 740160, 780480, 835764, 1044705, 1114352, 1253646, 1392940, 1480320, 1560960, 1671528, 2089410, 2228704, 2507292, 2785880, 3134115, 3343056, 4178820, 4457408, 5014584, 5571760, 6268230, 6686112, 8357640, 8914816, 10029168, 11143520, 12536460, 13372224, 16715280, 20058336, 22287040, 25072920, 26744448, 33430560, 40116672, 44574080, 50145840, 66861120, 80233344, 100291680, 133722240, 200583360, 401166720]

約数ペア:

[(1, 401166720), (2, 200583360), (3, 133722240), (4, 100291680), (5, 80233344), (6, 66861120), (8, 50145840), (9, 44574080), (10, 40116672), (12, 33430560), (15, 26744448), (16, 25072920), (18, 22287040), (20, 20058336), (24, 16715280), (30, 13372224), (32, 12536460), (36, 11143520), (40, 10029168), (45, 8914816), (48, 8357640), (60, 6686112), (64, 6268230), (72, 5571760), (80, 5014584), (90, 4457408), (96, 4178820), (120, 3343056), (128, 3134115), (144, 2785880), (160, 2507292), (180, 2228704), (192, 2089410), (240, 1671528), (257, 1560960), (271, 1480320), (288, 1392940), (320, 1253646), (360, 1114352), (384, 1044705), (480, 835764), (514, 780480), (542, 740160), (576, 696470), (640, 626823), (720, 557176), (771, 520320), (813, 493440), (960, 417882), (1028, 390240), (1084, 370080), (1152, 348235), (1285, 312192), (1355, 296064), (1440, 278588), (1542, 260160), (1626, 246720), (1920, 208941), (2056, 195120), (2168, 185040), (2313, 173440), (2439, 164480), (2570, 156096), (2710, 148032), (2880, 139294), (3084, 130080), (3252, 123360), (3855, 104064), (4065, 98688), (4112, 97560), (4336, 92520), (4626, 86720), (4878, 82240), (5140, 78048), (5420, 74016), (5760, 69647), (6168, 65040), (6504, 61680), (7710, 52032), (8130, 49344), (8224, 48780), (8672, 46260), (9252, 43360), (9756, 41120), (10280, 39024), (10840, 37008), (11565, 34688), (12195, 32896), (12336, 32520), (13008, 30840), (15420, 26016), (16260, 24672), (16448, 24390), (17344, 23130), (18504, 21680), (19512, 20560)]