310652720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 874229760

約数和(自身を除く): 563577040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 89, 92, 112, 115, 140, 161, 178, 184, 230, 271, 280, 322, 356, 368, 445, 460, 542, 560, 623, 644, 712, 805, 890, 920, 1084, 1246, 1288, 1355, 1424, 1610, 1780, 1840, 1897, 2047, 2168, 2492, 2576, 2710, 3115, 3220, 3560, 3794, 4094, 4336, 4984, 5420, 6230, 6233, 6440, 7120, 7588, 8188, 9485, 9968, 10235, 10840, 12460, 12466, 12880, 14329, 15176, 16376, 18970, 20470, 21680, 24119, 24920, 24932, 28658, 30352, 31165, 32752, 37940, 40940, 43631, 48238, 49840, 49864, 57316, 62330, 71645, 75880, 81880, 87262, 96476, 99728, 114632, 120595, 124660, 143290, 151760, 163760, 168833, 174524, 192952, 218155, 229264, 241190, 249320, 286580, 337666, 349048, 385904, 436310, 482380, 498640, 554737, 573160, 675332, 698096, 844165, 872620, 964760, 1109474, 1146320, 1350664, 1688330, 1745240, 1929520, 2218948, 2701328, 2773685, 3376660, 3490480, 3883159, 4437896, 5547370, 6753320, 7766318, 8875792, 11094740, 13506640, 15532636, 19415795, 22189480, 31065272, 38831590, 44378960, 62130544, 77663180, 155326360, 310652720]

約数ペア:

[(1, 310652720), (2, 155326360), (4, 77663180), (5, 62130544), (7, 44378960), (8, 38831590), (10, 31065272), (14, 22189480), (16, 19415795), (20, 15532636), (23, 13506640), (28, 11094740), (35, 8875792), (40, 7766318), (46, 6753320), (56, 5547370), (70, 4437896), (80, 3883159), (89, 3490480), (92, 3376660), (112, 2773685), (115, 2701328), (140, 2218948), (161, 1929520), (178, 1745240), (184, 1688330), (230, 1350664), (271, 1146320), (280, 1109474), (322, 964760), (356, 872620), (368, 844165), (445, 698096), (460, 675332), (542, 573160), (560, 554737), (623, 498640), (644, 482380), (712, 436310), (805, 385904), (890, 349048), (920, 337666), (1084, 286580), (1246, 249320), (1288, 241190), (1355, 229264), (1424, 218155), (1610, 192952), (1780, 174524), (1840, 168833), (1897, 163760), (2047, 151760), (2168, 143290), (2492, 124660), (2576, 120595), (2710, 114632), (3115, 99728), (3220, 96476), (3560, 87262), (3794, 81880), (4094, 75880), (4336, 71645), (4984, 62330), (5420, 57316), (6230, 49864), (6233, 49840), (6440, 48238), (7120, 43631), (7588, 40940), (8188, 37940), (9485, 32752), (9968, 31165), (10235, 30352), (10840, 28658), (12460, 24932), (12466, 24920), (12880, 24119), (14329, 21680), (15176, 20470), (16376, 18970)]