399261720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:530

約数の個数: 256

約数和(自身を含む): 1437004800

約数和(自身を除く): 1037743080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 53, 55, 60, 65, 66, 78, 88, 104, 106, 110, 120, 130, 132, 143, 156, 159, 165, 195, 212, 220, 260, 264, 265, 286, 312, 318, 330, 390, 424, 429, 439, 440, 520, 530, 572, 583, 636, 660, 689, 715, 780, 795, 858, 878, 1060, 1144, 1166, 1272, 1317, 1320, 1378, 1430, 1560, 1590, 1716, 1749, 1756, 2067, 2120, 2145, 2195, 2332, 2634, 2756, 2860, 2915, 3180, 3432, 3445, 3498, 3512, 4134, 4290, 4390, 4664, 4829, 5268, 5512, 5707, 5720, 5830, 6360, 6585, 6890, 6996, 7579, 8268, 8580, 8745, 8780, 9658, 10335, 10536, 11414, 11660, 13170, 13780, 13992, 14487, 15158, 16536, 17121, 17160, 17490, 17560, 19316, 20670, 22737, 22828, 23267, 23320, 24145, 26340, 27560, 28535, 28974, 30316, 34242, 34980, 37895, 38632, 41340, 45474, 45656, 46534, 48290, 52680, 57070, 57948, 60632, 62777, 68484, 69801, 69960, 72435, 75790, 82680, 85605, 90948, 93068, 96580, 113685, 114140, 115896, 116335, 125554, 136968, 139602, 144870, 151580, 171210, 181896, 186136, 188331, 193160, 227370, 228280, 232670, 251108, 255937, 279204, 289740, 302471, 303160, 313885, 342420, 349005, 376662, 454740, 465340, 502216, 511874, 558408, 579480, 604942, 627770, 684840, 698010, 753324, 767811, 907413, 909480, 930680, 941655, 1023748, 1209884, 1255540, 1279685, 1396020, 1506648, 1512355, 1535622, 1814826, 1883310, 2047496, 2419768, 2511080, 2559370, 2792040, 3024710, 3071244, 3327181, 3629652, 3766620, 3839055, 4537065, 5118740, 6049420, 6142488, 6654362, 7259304, 7533240, 7678110, 9074130, 9981543, 10237480, 12098840, 13308724, 15356220, 16635905, 18148260, 19963086, 26617448, 30712440, 33271810, 36296520, 39926172, 49907715, 66543620, 79852344, 99815430, 133087240, 199630860, 399261720]

約数ペア:

[(1, 399261720), (2, 199630860), (3, 133087240), (4, 99815430), (5, 79852344), (6, 66543620), (8, 49907715), (10, 39926172), (11, 36296520), (12, 33271810), (13, 30712440), (15, 26617448), (20, 19963086), (22, 18148260), (24, 16635905), (26, 15356220), (30, 13308724), (33, 12098840), (39, 10237480), (40, 9981543), (44, 9074130), (52, 7678110), (53, 7533240), (55, 7259304), (60, 6654362), (65, 6142488), (66, 6049420), (78, 5118740), (88, 4537065), (104, 3839055), (106, 3766620), (110, 3629652), (120, 3327181), (130, 3071244), (132, 3024710), (143, 2792040), (156, 2559370), (159, 2511080), (165, 2419768), (195, 2047496), (212, 1883310), (220, 1814826), (260, 1535622), (264, 1512355), (265, 1506648), (286, 1396020), (312, 1279685), (318, 1255540), (330, 1209884), (390, 1023748), (424, 941655), (429, 930680), (439, 909480), (440, 907413), (520, 767811), (530, 753324), (572, 698010), (583, 684840), (636, 627770), (660, 604942), (689, 579480), (715, 558408), (780, 511874), (795, 502216), (858, 465340), (878, 454740), (1060, 376662), (1144, 349005), (1166, 342420), (1272, 313885), (1317, 303160), (1320, 302471), (1378, 289740), (1430, 279204), (1560, 255937), (1590, 251108), (1716, 232670), (1749, 228280), (1756, 227370), (2067, 193160), (2120, 188331), (2145, 186136), (2195, 181896), (2332, 171210), (2634, 151580), (2756, 144870), (2860, 139602), (2915, 136968), (3180, 125554), (3432, 116335), (3445, 115896), (3498, 114140), (3512, 113685), (4134, 96580), (4290, 93068), (4390, 90948), (4664, 85605), (4829, 82680), (5268, 75790), (5512, 72435), (5707, 69960), (5720, 69801), (5830, 68484), (6360, 62777), (6585, 60632), (6890, 57948), (6996, 57070), (7579, 52680), (8268, 48290), (8580, 46534), (8745, 45656), (8780, 45474), (9658, 41340), (10335, 38632), (10536, 37895), (11414, 34980), (11660, 34242), (13170, 30316), (13780, 28974), (13992, 28535), (14487, 27560), (15158, 26340), (16536, 24145), (17121, 23320), (17160, 23267), (17490, 22828), (17560, 22737), (19316, 20670)]