203578128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6397}}^1$

素因数の和:6441

約数の個数: 120

約数和(自身を含む): 649755288

約数和(自身を除く): 446177160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2652, 3536, 3978, 5304, 6397, 7956, 10608, 12794, 15912, 19191, 25588, 31824, 38382, 51176, 57573, 76764, 83161, 102352, 108749, 115146, 153528, 166322, 217498, 230292, 249483, 307056, 326247, 332644, 434996, 460584, 498966, 652494, 665288, 748449, 869992, 921168, 978741, 997932, 1304988, 1330576, 1413737, 1496898, 1739984, 1957482, 1995864, 2609976, 2827474, 2993796, 3914964, 3991728, 4241211, 5219952, 5654948, 5987592, 7829928, 8482422, 11309896, 11975184, 12723633, 15659856, 16964844, 22619792, 25447266, 33929688, 50894532, 67859376, 101789064, 203578128]

約数ペア:

[(1, 203578128), (2, 101789064), (3, 67859376), (4, 50894532), (6, 33929688), (8, 25447266), (9, 22619792), (12, 16964844), (13, 15659856), (16, 12723633), (17, 11975184), (18, 11309896), (24, 8482422), (26, 7829928), (34, 5987592), (36, 5654948), (39, 5219952), (48, 4241211), (51, 3991728), (52, 3914964), (68, 2993796), (72, 2827474), (78, 2609976), (102, 1995864), (104, 1957482), (117, 1739984), (136, 1496898), (144, 1413737), (153, 1330576), (156, 1304988), (204, 997932), (208, 978741), (221, 921168), (234, 869992), (272, 748449), (306, 665288), (312, 652494), (408, 498966), (442, 460584), (468, 434996), (612, 332644), (624, 326247), (663, 307056), (816, 249483), (884, 230292), (936, 217498), (1224, 166322), (1326, 153528), (1768, 115146), (1872, 108749), (1989, 102352), (2448, 83161), (2652, 76764), (3536, 57573), (3978, 51176), (5304, 38382), (6397, 31824), (7956, 25588), (10608, 19191), (12794, 15912)]