156696990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 425917440

約数和(自身を除く): 269220450

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 103, 114, 157, 170, 190, 206, 255, 285, 309, 314, 323, 471, 510, 515, 570, 618, 646, 785, 942, 969, 1030, 1545, 1570, 1615, 1751, 1938, 1957, 2355, 2669, 2983, 3090, 3230, 3502, 3914, 4710, 4845, 5253, 5338, 5871, 5966, 8007, 8755, 8949, 9690, 9785, 10506, 11742, 13345, 14915, 16014, 16171, 17510, 17898, 19570, 26265, 26690, 29355, 29830, 32342, 33269, 40035, 44745, 48513, 50711, 52530, 58710, 66538, 80070, 80855, 89490, 97026, 99807, 101422, 152133, 161710, 166345, 199614, 242565, 253555, 274907, 304266, 307249, 332690, 485130, 499035, 507110, 549814, 614498, 760665, 824721, 921747, 998070, 1374535, 1521330, 1536245, 1649442, 1843494, 2749070, 3072490, 4123605, 4608735, 5223233, 8247210, 9217470, 10446466, 15669699, 26116165, 31339398, 52232330, 78348495, 156696990]

約数ペア:

[(1, 156696990), (2, 78348495), (3, 52232330), (5, 31339398), (6, 26116165), (10, 15669699), (15, 10446466), (17, 9217470), (19, 8247210), (30, 5223233), (34, 4608735), (38, 4123605), (51, 3072490), (57, 2749070), (85, 1843494), (95, 1649442), (102, 1536245), (103, 1521330), (114, 1374535), (157, 998070), (170, 921747), (190, 824721), (206, 760665), (255, 614498), (285, 549814), (309, 507110), (314, 499035), (323, 485130), (471, 332690), (510, 307249), (515, 304266), (570, 274907), (618, 253555), (646, 242565), (785, 199614), (942, 166345), (969, 161710), (1030, 152133), (1545, 101422), (1570, 99807), (1615, 97026), (1751, 89490), (1938, 80855), (1957, 80070), (2355, 66538), (2669, 58710), (2983, 52530), (3090, 50711), (3230, 48513), (3502, 44745), (3914, 40035), (4710, 33269), (4845, 32342), (5253, 29830), (5338, 29355), (5871, 26690), (5966, 26265), (8007, 19570), (8755, 17898), (8949, 17510), (9690, 16171), (9785, 16014), (10506, 14915), (11742, 13345)]