71735640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 230169600

約数和(自身を除く): 158433960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 73, 76, 95, 114, 120, 146, 152, 190, 219, 228, 285, 292, 365, 380, 431, 438, 456, 570, 584, 730, 760, 862, 876, 1095, 1140, 1293, 1387, 1460, 1724, 1752, 2155, 2190, 2280, 2586, 2774, 2920, 3448, 4161, 4310, 4380, 5172, 5548, 6465, 6935, 8189, 8322, 8620, 8760, 10344, 11096, 12930, 13870, 16378, 16644, 17240, 20805, 24567, 25860, 27740, 31463, 32756, 33288, 40945, 41610, 49134, 51720, 55480, 62926, 65512, 81890, 83220, 94389, 98268, 122835, 125852, 157315, 163780, 166440, 188778, 196536, 245670, 251704, 314630, 327560, 377556, 471945, 491340, 597797, 629260, 755112, 943890, 982680, 1195594, 1258520, 1793391, 1887780, 2391188, 2988985, 3586782, 3775560, 4782376, 5977970, 7173564, 8966955, 11955940, 14347128, 17933910, 23911880, 35867820, 71735640]

約数ペア:

[(1, 71735640), (2, 35867820), (3, 23911880), (4, 17933910), (5, 14347128), (6, 11955940), (8, 8966955), (10, 7173564), (12, 5977970), (15, 4782376), (19, 3775560), (20, 3586782), (24, 2988985), (30, 2391188), (38, 1887780), (40, 1793391), (57, 1258520), (60, 1195594), (73, 982680), (76, 943890), (95, 755112), (114, 629260), (120, 597797), (146, 491340), (152, 471945), (190, 377556), (219, 327560), (228, 314630), (285, 251704), (292, 245670), (365, 196536), (380, 188778), (431, 166440), (438, 163780), (456, 157315), (570, 125852), (584, 122835), (730, 98268), (760, 94389), (862, 83220), (876, 81890), (1095, 65512), (1140, 62926), (1293, 55480), (1387, 51720), (1460, 49134), (1724, 41610), (1752, 40945), (2155, 33288), (2190, 32756), (2280, 31463), (2586, 27740), (2774, 25860), (2920, 24567), (3448, 20805), (4161, 17240), (4310, 16644), (4380, 16378), (5172, 13870), (5548, 12930), (6465, 11096), (6935, 10344), (8189, 8760), (8322, 8620)]