393604890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 1118914560

約数和(自身を除く): 725309670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 179, 185, 210, 222, 259, 283, 358, 370, 518, 537, 555, 566, 777, 849, 895, 1074, 1110, 1253, 1295, 1415, 1554, 1698, 1790, 1981, 2506, 2590, 2685, 2830, 3759, 3885, 3962, 4245, 5370, 5943, 6265, 6623, 7518, 7770, 8490, 9905, 10471, 11886, 12530, 13246, 18795, 19810, 19869, 20942, 29715, 31413, 33115, 37590, 39738, 46361, 50657, 52355, 59430, 62826, 66230, 73297, 92722, 99345, 101314, 104710, 139083, 146594, 151971, 157065, 198690, 219891, 231805, 253285, 278166, 303942, 314130, 354599, 366485, 439782, 463610, 506570, 695415, 709198, 732970, 759855, 1063797, 1099455, 1390830, 1519710, 1772995, 1874309, 2127594, 2198910, 3545990, 3748618, 5318985, 5622927, 9371545, 10637970, 11245854, 13120163, 18743090, 26240326, 28114635, 39360489, 56229270, 65600815, 78720978, 131201630, 196802445, 393604890]

約数ペア:

[(1, 393604890), (2, 196802445), (3, 131201630), (5, 78720978), (6, 65600815), (7, 56229270), (10, 39360489), (14, 28114635), (15, 26240326), (21, 18743090), (30, 13120163), (35, 11245854), (37, 10637970), (42, 9371545), (70, 5622927), (74, 5318985), (105, 3748618), (111, 3545990), (179, 2198910), (185, 2127594), (210, 1874309), (222, 1772995), (259, 1519710), (283, 1390830), (358, 1099455), (370, 1063797), (518, 759855), (537, 732970), (555, 709198), (566, 695415), (777, 506570), (849, 463610), (895, 439782), (1074, 366485), (1110, 354599), (1253, 314130), (1295, 303942), (1415, 278166), (1554, 253285), (1698, 231805), (1790, 219891), (1981, 198690), (2506, 157065), (2590, 151971), (2685, 146594), (2830, 139083), (3759, 104710), (3885, 101314), (3962, 99345), (4245, 92722), (5370, 73297), (5943, 66230), (6265, 62826), (6623, 59430), (7518, 52355), (7770, 50657), (8490, 46361), (9905, 39738), (10471, 37590), (11886, 33115), (12530, 31413), (13246, 29715), (18795, 20942), (19810, 19869)]