405508480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 1147426560

約数和(自身を除く): 741918080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 47, 52, 61, 64, 65, 68, 80, 85, 94, 104, 122, 128, 130, 136, 160, 170, 188, 208, 221, 235, 244, 260, 272, 305, 320, 340, 376, 416, 442, 470, 488, 520, 544, 610, 611, 640, 680, 752, 793, 799, 832, 884, 940, 976, 1037, 1040, 1088, 1105, 1220, 1222, 1360, 1504, 1586, 1598, 1664, 1768, 1880, 1952, 2074, 2080, 2176, 2210, 2440, 2444, 2720, 2867, 3008, 3055, 3172, 3196, 3536, 3760, 3904, 3965, 3995, 4148, 4160, 4420, 4880, 4888, 5185, 5440, 5734, 6016, 6110, 6344, 6392, 7072, 7520, 7808, 7930, 7990, 8296, 8320, 8840, 9760, 9776, 10370, 10387, 10880, 11468, 12220, 12688, 12784, 13481, 14144, 14335, 15040, 15860, 15980, 16592, 17680, 19520, 19552, 20740, 20774, 22936, 24440, 25376, 25568, 26962, 28288, 28670, 30080, 31720, 31960, 33184, 35360, 37271, 39040, 39104, 41480, 41548, 45872, 48739, 48880, 50752, 51136, 51935, 53924, 57340, 63440, 63920, 66368, 67405, 70720, 74542, 78208, 82960, 83096, 91744, 97478, 97760, 101504, 102272, 103870, 107848, 114680, 126880, 127840, 132736, 134810, 141440, 149084, 165920, 166192, 183488, 186355, 194956, 195520, 207740, 215696, 229360, 243695, 253760, 255680, 269620, 298168, 331840, 332384, 366976, 372710, 389912, 391040, 415480, 431392, 458720, 487390, 507520, 511360, 539240, 596336, 633607, 663680, 664768, 745420, 779824, 830960, 862784, 917440, 974780, 1078480, 1192672, 1267214, 1329536, 1490840, 1559648, 1661920, 1725568, 1834880, 1949560, 2156960, 2385344, 2534428, 2981680, 3119296, 3168035, 3323840, 3899120, 4313920, 4770688, 5068856, 5963360, 6238592, 6336070, 6647680, 7798240, 8627840, 10137712, 11926720, 12672140, 15596480, 20275424, 23853440, 25344280, 31192960, 40550848, 50688560, 81101696, 101377120, 202754240, 405508480]

約数ペア:

[(1, 405508480), (2, 202754240), (4, 101377120), (5, 81101696), (8, 50688560), (10, 40550848), (13, 31192960), (16, 25344280), (17, 23853440), (20, 20275424), (26, 15596480), (32, 12672140), (34, 11926720), (40, 10137712), (47, 8627840), (52, 7798240), (61, 6647680), (64, 6336070), (65, 6238592), (68, 5963360), (80, 5068856), (85, 4770688), (94, 4313920), (104, 3899120), (122, 3323840), (128, 3168035), (130, 3119296), (136, 2981680), (160, 2534428), (170, 2385344), (188, 2156960), (208, 1949560), (221, 1834880), (235, 1725568), (244, 1661920), (260, 1559648), (272, 1490840), (305, 1329536), (320, 1267214), (340, 1192672), (376, 1078480), (416, 974780), (442, 917440), (470, 862784), (488, 830960), (520, 779824), (544, 745420), (610, 664768), (611, 663680), (640, 633607), (680, 596336), (752, 539240), (793, 511360), (799, 507520), (832, 487390), (884, 458720), (940, 431392), (976, 415480), (1037, 391040), (1040, 389912), (1088, 372710), (1105, 366976), (1220, 332384), (1222, 331840), (1360, 298168), (1504, 269620), (1586, 255680), (1598, 253760), (1664, 243695), (1768, 229360), (1880, 215696), (1952, 207740), (2074, 195520), (2080, 194956), (2176, 186355), (2210, 183488), (2440, 166192), (2444, 165920), (2720, 149084), (2867, 141440), (3008, 134810), (3055, 132736), (3172, 127840), (3196, 126880), (3536, 114680), (3760, 107848), (3904, 103870), (3965, 102272), (3995, 101504), (4148, 97760), (4160, 97478), (4420, 91744), (4880, 83096), (4888, 82960), (5185, 78208), (5440, 74542), (5734, 70720), (6016, 67405), (6110, 66368), (6344, 63920), (6392, 63440), (7072, 57340), (7520, 53924), (7808, 51935), (7930, 51136), (7990, 50752), (8296, 48880), (8320, 48739), (8840, 45872), (9760, 41548), (9776, 41480), (10370, 39104), (10387, 39040), (10880, 37271), (11468, 35360), (12220, 33184), (12688, 31960), (12784, 31720), (13481, 30080), (14144, 28670), (14335, 28288), (15040, 26962), (15860, 25568), (15980, 25376), (16592, 24440), (17680, 22936), (19520, 20774), (19552, 20740)]