421540728

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{373}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 1270126440

約数和(自身を除く): 848585712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 372, 373, 392, 434, 588, 651, 744, 746, 868, 961, 1119, 1176, 1302, 1492, 1519, 1736, 1922, 2238, 2604, 2611, 2883, 2984, 3038, 3844, 4476, 4557, 5208, 5222, 5766, 6076, 6727, 7688, 7833, 8952, 9114, 10444, 11532, 11563, 12152, 13454, 15666, 18228, 18277, 20181, 20888, 23064, 23126, 26908, 31332, 34689, 36456, 36554, 40362, 46252, 47089, 53816, 54831, 62664, 69378, 73108, 80724, 80941, 92504, 94178, 109662, 138756, 141267, 146216, 161448, 161882, 188356, 219324, 242823, 277512, 282534, 323764, 358453, 376712, 438648, 485646, 565068, 566587, 647528, 716906, 971292, 1075359, 1130136, 1133174, 1433812, 1699761, 1942584, 2150718, 2266348, 2509171, 2867624, 3399522, 4301436, 4532696, 5018342, 6799044, 7527513, 8602872, 10036684, 13598088, 15055026, 17564197, 20073368, 30110052, 35128394, 52692591, 60220104, 70256788, 105385182, 140513576, 210770364, 421540728]

約数ペア:

[(1, 421540728), (2, 210770364), (3, 140513576), (4, 105385182), (6, 70256788), (7, 60220104), (8, 52692591), (12, 35128394), (14, 30110052), (21, 20073368), (24, 17564197), (28, 15055026), (31, 13598088), (42, 10036684), (49, 8602872), (56, 7527513), (62, 6799044), (84, 5018342), (93, 4532696), (98, 4301436), (124, 3399522), (147, 2867624), (168, 2509171), (186, 2266348), (196, 2150718), (217, 1942584), (248, 1699761), (294, 1433812), (372, 1133174), (373, 1130136), (392, 1075359), (434, 971292), (588, 716906), (651, 647528), (744, 566587), (746, 565068), (868, 485646), (961, 438648), (1119, 376712), (1176, 358453), (1302, 323764), (1492, 282534), (1519, 277512), (1736, 242823), (1922, 219324), (2238, 188356), (2604, 161882), (2611, 161448), (2883, 146216), (2984, 141267), (3038, 138756), (3844, 109662), (4476, 94178), (4557, 92504), (5208, 80941), (5222, 80724), (5766, 73108), (6076, 69378), (6727, 62664), (7688, 54831), (7833, 53816), (8952, 47089), (9114, 46252), (10444, 40362), (11532, 36554), (11563, 36456), (12152, 34689), (13454, 31332), (15666, 26908), (18228, 23126), (18277, 23064), (20181, 20888)]