156716940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 496742400

約数和(自身を除く): 340025460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 43, 46, 57, 60, 69, 76, 86, 92, 95, 114, 115, 129, 138, 139, 172, 190, 215, 228, 230, 258, 276, 278, 285, 345, 380, 417, 430, 437, 460, 516, 556, 570, 645, 690, 695, 817, 834, 860, 874, 989, 1140, 1290, 1311, 1380, 1390, 1634, 1668, 1748, 1978, 2085, 2185, 2451, 2580, 2622, 2641, 2780, 2967, 3197, 3268, 3956, 4085, 4170, 4370, 4902, 4945, 5244, 5282, 5934, 5977, 6394, 6555, 7923, 8170, 8340, 8740, 9591, 9804, 9890, 10564, 11868, 11954, 12255, 12788, 13110, 13205, 14835, 15846, 15985, 16340, 17931, 18791, 19182, 19780, 23908, 24510, 26220, 26410, 29670, 29885, 31692, 31970, 35862, 37582, 38364, 39615, 47955, 49020, 52820, 56373, 59340, 59770, 60743, 63940, 71724, 75164, 79230, 89655, 93955, 95910, 112746, 113563, 119540, 121486, 137471, 158460, 179310, 182229, 187910, 191820, 225492, 227126, 242972, 274942, 281865, 303715, 340689, 358620, 364458, 375820, 412413, 454252, 549884, 563730, 567815, 607430, 681378, 687355, 728916, 824826, 911145, 1127460, 1135630, 1214860, 1362756, 1374710, 1649652, 1703445, 1822290, 2062065, 2271260, 2611949, 2749420, 3406890, 3644580, 4124130, 5223898, 6813780, 7835847, 8248260, 10447796, 13059745, 15671694, 26119490, 31343388, 39179235, 52238980, 78358470, 156716940]

約数ペア:

[(1, 156716940), (2, 78358470), (3, 52238980), (4, 39179235), (5, 31343388), (6, 26119490), (10, 15671694), (12, 13059745), (15, 10447796), (19, 8248260), (20, 7835847), (23, 6813780), (30, 5223898), (38, 4124130), (43, 3644580), (46, 3406890), (57, 2749420), (60, 2611949), (69, 2271260), (76, 2062065), (86, 1822290), (92, 1703445), (95, 1649652), (114, 1374710), (115, 1362756), (129, 1214860), (138, 1135630), (139, 1127460), (172, 911145), (190, 824826), (215, 728916), (228, 687355), (230, 681378), (258, 607430), (276, 567815), (278, 563730), (285, 549884), (345, 454252), (380, 412413), (417, 375820), (430, 364458), (437, 358620), (460, 340689), (516, 303715), (556, 281865), (570, 274942), (645, 242972), (690, 227126), (695, 225492), (817, 191820), (834, 187910), (860, 182229), (874, 179310), (989, 158460), (1140, 137471), (1290, 121486), (1311, 119540), (1380, 113563), (1390, 112746), (1634, 95910), (1668, 93955), (1748, 89655), (1978, 79230), (2085, 75164), (2185, 71724), (2451, 63940), (2580, 60743), (2622, 59770), (2641, 59340), (2780, 56373), (2967, 52820), (3197, 49020), (3268, 47955), (3956, 39615), (4085, 38364), (4170, 37582), (4370, 35862), (4902, 31970), (4945, 31692), (5244, 29885), (5282, 29670), (5934, 26410), (5977, 26220), (6394, 24510), (6555, 23908), (7923, 19780), (8170, 19182), (8340, 18791), (8740, 17931), (9591, 16340), (9804, 15985), (9890, 15846), (10564, 14835), (11868, 13205), (11954, 13110), (12255, 12788)]