390232960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 256

約数和(自身を含む): 1110412800

約数和(自身を除く): 720179840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 89, 104, 124, 128, 130, 136, 155, 160, 170, 178, 208, 221, 248, 260, 272, 310, 320, 340, 356, 403, 416, 442, 445, 496, 520, 527, 544, 620, 640, 680, 712, 806, 832, 884, 890, 992, 1040, 1054, 1088, 1105, 1157, 1240, 1360, 1424, 1513, 1612, 1664, 1768, 1780, 1984, 2015, 2080, 2108, 2176, 2210, 2314, 2480, 2635, 2720, 2759, 2848, 3026, 3224, 3536, 3560, 3968, 4030, 4160, 4216, 4420, 4628, 4960, 5270, 5440, 5518, 5696, 5785, 6052, 6448, 6851, 7072, 7120, 7565, 8060, 8320, 8432, 8840, 9256, 9920, 10540, 10880, 11036, 11392, 11570, 12104, 12896, 13702, 13795, 14144, 14240, 15130, 16120, 16864, 17680, 18512, 19669, 19840, 21080, 22072, 23140, 24208, 25792, 27404, 27590, 28288, 28480, 30260, 32240, 33728, 34255, 35360, 35867, 37024, 39338, 42160, 44144, 46280, 46903, 48416, 51584, 54808, 55180, 56960, 60520, 64480, 67456, 68510, 70720, 71734, 74048, 78676, 84320, 88288, 92560, 93806, 96832, 98345, 109616, 110360, 121040, 128960, 137020, 141440, 143468, 148096, 157352, 168640, 176576, 179335, 185120, 187612, 193664, 196690, 219232, 220720, 234515, 242080, 257920, 274040, 286936, 314704, 337280, 353152, 358670, 370240, 375224, 393380, 438464, 441440, 469030, 484160, 548080, 573872, 609739, 629408, 717340, 740480, 750448, 786760, 876928, 882880, 938060, 968320, 1096160, 1147744, 1219478, 1258816, 1434680, 1500896, 1573520, 1765760, 1876120, 2192320, 2295488, 2438956, 2517632, 2869360, 3001792, 3048695, 3147040, 3752240, 4384640, 4590976, 4877912, 5738720, 6003584, 6097390, 6294080, 7504480, 9755824, 11477440, 12194780, 12588160, 15008960, 19511648, 22954880, 24389560, 30017920, 39023296, 48779120, 78046592, 97558240, 195116480, 390232960]

約数ペア:

[(1, 390232960), (2, 195116480), (4, 97558240), (5, 78046592), (8, 48779120), (10, 39023296), (13, 30017920), (16, 24389560), (17, 22954880), (20, 19511648), (26, 15008960), (31, 12588160), (32, 12194780), (34, 11477440), (40, 9755824), (52, 7504480), (62, 6294080), (64, 6097390), (65, 6003584), (68, 5738720), (80, 4877912), (85, 4590976), (89, 4384640), (104, 3752240), (124, 3147040), (128, 3048695), (130, 3001792), (136, 2869360), (155, 2517632), (160, 2438956), (170, 2295488), (178, 2192320), (208, 1876120), (221, 1765760), (248, 1573520), (260, 1500896), (272, 1434680), (310, 1258816), (320, 1219478), (340, 1147744), (356, 1096160), (403, 968320), (416, 938060), (442, 882880), (445, 876928), (496, 786760), (520, 750448), (527, 740480), (544, 717340), (620, 629408), (640, 609739), (680, 573872), (712, 548080), (806, 484160), (832, 469030), (884, 441440), (890, 438464), (992, 393380), (1040, 375224), (1054, 370240), (1088, 358670), (1105, 353152), (1157, 337280), (1240, 314704), (1360, 286936), (1424, 274040), (1513, 257920), (1612, 242080), (1664, 234515), (1768, 220720), (1780, 219232), (1984, 196690), (2015, 193664), (2080, 187612), (2108, 185120), (2176, 179335), (2210, 176576), (2314, 168640), (2480, 157352), (2635, 148096), (2720, 143468), (2759, 141440), (2848, 137020), (3026, 128960), (3224, 121040), (3536, 110360), (3560, 109616), (3968, 98345), (4030, 96832), (4160, 93806), (4216, 92560), (4420, 88288), (4628, 84320), (4960, 78676), (5270, 74048), (5440, 71734), (5518, 70720), (5696, 68510), (5785, 67456), (6052, 64480), (6448, 60520), (6851, 56960), (7072, 55180), (7120, 54808), (7565, 51584), (8060, 48416), (8320, 46903), (8432, 46280), (8840, 44144), (9256, 42160), (9920, 39338), (10540, 37024), (10880, 35867), (11036, 35360), (11392, 34255), (11570, 33728), (12104, 32240), (12896, 30260), (13702, 28480), (13795, 28288), (14144, 27590), (14240, 27404), (15130, 25792), (16120, 24208), (16864, 23140), (17680, 22072), (18512, 21080), (19669, 19840)]