310725240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19469}}^1$

素因数の和:19509

約数の個数: 128

約数和(自身を含む): 1121472000

約数和(自身を除く): 810746760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 19469, 38938, 58407, 77876, 97345, 116814, 136283, 155752, 194690, 233628, 272566, 292035, 369911, 389380, 408849, 467256, 545132, 584070, 681415, 739822, 778760, 817698, 1090264, 1109733, 1168140, 1362830, 1479644, 1635396, 1849555, 2044245, 2219466, 2336280, 2589377, 2725660, 2959288, 3270792, 3699110, 4088490, 4438932, 5178754, 5451320, 5548665, 7398220, 7768131, 8176980, 8877864, 10357508, 11097330, 12946885, 14796440, 15536262, 16353960, 20715016, 22194660, 25893770, 31072524, 38840655, 44389320, 51787540, 62145048, 77681310, 103575080, 155362620, 310725240]

約数ペア:

[(1, 310725240), (2, 155362620), (3, 103575080), (4, 77681310), (5, 62145048), (6, 51787540), (7, 44389320), (8, 38840655), (10, 31072524), (12, 25893770), (14, 22194660), (15, 20715016), (19, 16353960), (20, 15536262), (21, 14796440), (24, 12946885), (28, 11097330), (30, 10357508), (35, 8877864), (38, 8176980), (40, 7768131), (42, 7398220), (56, 5548665), (57, 5451320), (60, 5178754), (70, 4438932), (76, 4088490), (84, 3699110), (95, 3270792), (105, 2959288), (114, 2725660), (120, 2589377), (133, 2336280), (140, 2219466), (152, 2044245), (168, 1849555), (190, 1635396), (210, 1479644), (228, 1362830), (266, 1168140), (280, 1109733), (285, 1090264), (380, 817698), (399, 778760), (420, 739822), (456, 681415), (532, 584070), (570, 545132), (665, 467256), (760, 408849), (798, 389380), (840, 369911), (1064, 292035), (1140, 272566), (1330, 233628), (1596, 194690), (1995, 155752), (2280, 136283), (2660, 116814), (3192, 97345), (3990, 77876), (5320, 58407), (7980, 38938), (15960, 19469)]