74918520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1259

約数の個数: 160

約数和(自身を含む): 265280400

約数和(自身を除く): 190361880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1217, 1368, 1539, 1620, 1710, 2052, 2280, 2434, 2565, 3078, 3240, 3420, 3651, 4104, 4868, 5130, 6085, 6156, 6840, 7302, 7695, 9736, 10260, 10953, 12170, 12312, 14604, 15390, 18255, 20520, 21906, 23123, 24340, 29208, 30780, 32859, 36510, 43812, 46246, 48680, 54765, 61560, 65718, 69369, 73020, 87624, 92492, 98577, 109530, 115615, 131436, 138738, 146040, 164295, 184984, 197154, 208107, 219060, 231230, 262872, 277476, 328590, 346845, 394308, 416214, 438120, 462460, 492885, 554952, 624321, 657180, 693690, 788616, 832428, 924920, 985770, 1040535, 1248642, 1314360, 1387380, 1664856, 1872963, 1971540, 2081070, 2497284, 2774760, 3121605, 3745926, 3943080, 4162140, 4994568, 6243210, 7491852, 8324280, 9364815, 12486420, 14983704, 18729630, 24972840, 37459260, 74918520]

約数ペア:

[(1, 74918520), (2, 37459260), (3, 24972840), (4, 18729630), (5, 14983704), (6, 12486420), (8, 9364815), (9, 8324280), (10, 7491852), (12, 6243210), (15, 4994568), (18, 4162140), (19, 3943080), (20, 3745926), (24, 3121605), (27, 2774760), (30, 2497284), (36, 2081070), (38, 1971540), (40, 1872963), (45, 1664856), (54, 1387380), (57, 1314360), (60, 1248642), (72, 1040535), (76, 985770), (81, 924920), (90, 832428), (95, 788616), (108, 693690), (114, 657180), (120, 624321), (135, 554952), (152, 492885), (162, 462460), (171, 438120), (180, 416214), (190, 394308), (216, 346845), (228, 328590), (270, 277476), (285, 262872), (324, 231230), (342, 219060), (360, 208107), (380, 197154), (405, 184984), (456, 164295), (513, 146040), (540, 138738), (570, 131436), (648, 115615), (684, 109530), (760, 98577), (810, 92492), (855, 87624), (1026, 73020), (1080, 69369), (1140, 65718), (1217, 61560), (1368, 54765), (1539, 48680), (1620, 46246), (1710, 43812), (2052, 36510), (2280, 32859), (2434, 30780), (2565, 29208), (3078, 24340), (3240, 23123), (3420, 21906), (3651, 20520), (4104, 18255), (4868, 15390), (5130, 14604), (6085, 12312), (6156, 12170), (6840, 10953), (7302, 10260), (7695, 9736)]