28317030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 84049920

約数和(自身を除く): 55732890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 47, 57, 70, 94, 95, 105, 114, 133, 141, 151, 190, 210, 235, 266, 282, 285, 302, 329, 399, 453, 470, 570, 658, 665, 705, 755, 798, 893, 906, 987, 1057, 1330, 1410, 1510, 1645, 1786, 1974, 1995, 2114, 2265, 2679, 2869, 3171, 3290, 3990, 4465, 4530, 4935, 5285, 5358, 5738, 6251, 6342, 7097, 8607, 8930, 9870, 10570, 12502, 13395, 14194, 14345, 15855, 17214, 18753, 20083, 21291, 26790, 28690, 31255, 31710, 35485, 37506, 40166, 42582, 43035, 49679, 60249, 62510, 70970, 86070, 93765, 99358, 100415, 106455, 120498, 134843, 149037, 187530, 200830, 212910, 248395, 269686, 298074, 301245, 404529, 496790, 602490, 674215, 745185, 809058, 943901, 1348430, 1490370, 1887802, 2022645, 2831703, 4045290, 4719505, 5663406, 9439010, 14158515, 28317030]

約数ペア:

[(1, 28317030), (2, 14158515), (3, 9439010), (5, 5663406), (6, 4719505), (7, 4045290), (10, 2831703), (14, 2022645), (15, 1887802), (19, 1490370), (21, 1348430), (30, 943901), (35, 809058), (38, 745185), (42, 674215), (47, 602490), (57, 496790), (70, 404529), (94, 301245), (95, 298074), (105, 269686), (114, 248395), (133, 212910), (141, 200830), (151, 187530), (190, 149037), (210, 134843), (235, 120498), (266, 106455), (282, 100415), (285, 99358), (302, 93765), (329, 86070), (399, 70970), (453, 62510), (470, 60249), (570, 49679), (658, 43035), (665, 42582), (705, 40166), (755, 37506), (798, 35485), (893, 31710), (906, 31255), (987, 28690), (1057, 26790), (1330, 21291), (1410, 20083), (1510, 18753), (1645, 17214), (1786, 15855), (1974, 14345), (1995, 14194), (2114, 13395), (2265, 12502), (2679, 10570), (2869, 9870), (3171, 8930), (3290, 8607), (3990, 7097), (4465, 6342), (4530, 6251), (4935, 5738), (5285, 5358)]