381940656080

素因数分解:

$2^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1229}}^1\times {\mathrm{7723}}^1$

素因数の和:9468

約数の個数: 80

約数和(自身を含む): 890616746880

約数和(自身を除く): 508676090800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503, 1006, 1229, 2012, 2458, 2515, 4024, 4916, 5030, 6145, 7723, 8048, 9832, 10060, 12290, 15446, 19664, 20120, 24580, 30892, 38615, 40240, 49160, 61784, 77230, 98320, 123568, 154460, 308920, 617840, 618187, 1236374, 2472748, 3090935, 3884669, 4945496, 6181870, 7769338, 9491567, 9890992, 12363740, 15538676, 18983134, 19423345, 24727480, 31077352, 37966268, 38846690, 47457835, 49454960, 62154704, 75932536, 77693380, 94915670, 151865072, 155386760, 189831340, 310773520, 379662680, 759325360, 4774258201, 9548516402, 19097032804, 23871291005, 38194065608, 47742582010, 76388131216, 95485164020, 190970328040, 381940656080]

約数ペア:

[(1, 381940656080), (2, 190970328040), (4, 95485164020), (5, 76388131216), (8, 47742582010), (10, 38194065608), (16, 23871291005), (20, 19097032804), (40, 9548516402), (80, 4774258201), (503, 759325360), (1006, 379662680), (1229, 310773520), (2012, 189831340), (2458, 155386760), (2515, 151865072), (4024, 94915670), (4916, 77693380), (5030, 75932536), (6145, 62154704), (7723, 49454960), (8048, 47457835), (9832, 38846690), (10060, 37966268), (12290, 31077352), (15446, 24727480), (19664, 19423345), (20120, 18983134), (24580, 15538676), (30892, 12363740), (38615, 9890992), (40240, 9491567), (49160, 7769338), (61784, 6181870), (77230, 4945496), (98320, 3884669), (123568, 3090935), (154460, 2472748), (308920, 1236374), (617840, 618187)]