161125320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4207

約数の個数: 128

約数和(自身を含む): 538876800

約数和(自身を除く): 377751480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4157, 4845, 6460, 7752, 8314, 9690, 12471, 12920, 16628, 19380, 20785, 24942, 33256, 38760, 41570, 49884, 62355, 70669, 78983, 83140, 99768, 124710, 141338, 157966, 166280, 212007, 236949, 249420, 282676, 315932, 353345, 394915, 424014, 473898, 498840, 565352, 631864, 706690, 789830, 848028, 947796, 1060035, 1184745, 1342711, 1413380, 1579660, 1696056, 1895592, 2120070, 2369490, 2685422, 2826760, 3159320, 4028133, 4240140, 4738980, 5370844, 6713555, 8056266, 8480280, 9477960, 10741688, 13427110, 16112532, 20140665, 26854220, 32225064, 40281330, 53708440, 80562660, 161125320]

約数ペア:

[(1, 161125320), (2, 80562660), (3, 53708440), (4, 40281330), (5, 32225064), (6, 26854220), (8, 20140665), (10, 16112532), (12, 13427110), (15, 10741688), (17, 9477960), (19, 8480280), (20, 8056266), (24, 6713555), (30, 5370844), (34, 4738980), (38, 4240140), (40, 4028133), (51, 3159320), (57, 2826760), (60, 2685422), (68, 2369490), (76, 2120070), (85, 1895592), (95, 1696056), (102, 1579660), (114, 1413380), (120, 1342711), (136, 1184745), (152, 1060035), (170, 947796), (190, 848028), (204, 789830), (228, 706690), (255, 631864), (285, 565352), (323, 498840), (340, 473898), (380, 424014), (408, 394915), (456, 353345), (510, 315932), (570, 282676), (646, 249420), (680, 236949), (760, 212007), (969, 166280), (1020, 157966), (1140, 141338), (1292, 124710), (1615, 99768), (1938, 83140), (2040, 78983), (2280, 70669), (2584, 62355), (3230, 49884), (3876, 41570), (4157, 38760), (4845, 33256), (6460, 24942), (7752, 20785), (8314, 19380), (9690, 16628), (12471, 12920)]