348345760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 192

約数和(自身を含む): 990904320

約数和(自身を除く): 642558560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 79, 80, 112, 124, 127, 140, 155, 158, 160, 217, 224, 248, 254, 280, 310, 316, 395, 434, 496, 508, 553, 560, 620, 632, 635, 790, 868, 889, 992, 1016, 1085, 1106, 1120, 1240, 1264, 1270, 1580, 1736, 1778, 2032, 2170, 2212, 2449, 2480, 2528, 2540, 2765, 3160, 3472, 3556, 3937, 4064, 4340, 4424, 4445, 4898, 4960, 5080, 5530, 6320, 6944, 7112, 7874, 8680, 8848, 8890, 9796, 10033, 10160, 11060, 12245, 12640, 14224, 15748, 17143, 17360, 17696, 17780, 19592, 19685, 20066, 20320, 22120, 24490, 27559, 28448, 31496, 34286, 34720, 35560, 39184, 39370, 40132, 44240, 48980, 50165, 55118, 62992, 68572, 70231, 71120, 78368, 78740, 80264, 85715, 88480, 97960, 100330, 110236, 125984, 137144, 137795, 140462, 142240, 157480, 160528, 171430, 195920, 200660, 220472, 274288, 275590, 280924, 311023, 314960, 321056, 342860, 351155, 391840, 401320, 440944, 548576, 551180, 561848, 622046, 629920, 685720, 702310, 802640, 881888, 1102360, 1123696, 1244092, 1371440, 1404620, 1555115, 1605280, 2177161, 2204720, 2247392, 2488184, 2742880, 2809240, 3110230, 4354322, 4409440, 4976368, 5618480, 6220460, 8708644, 9952736, 10885805, 11236960, 12440920, 17417288, 21771610, 24881840, 34834576, 43543220, 49763680, 69669152, 87086440, 174172880, 348345760]

約数ペア:

[(1, 348345760), (2, 174172880), (4, 87086440), (5, 69669152), (7, 49763680), (8, 43543220), (10, 34834576), (14, 24881840), (16, 21771610), (20, 17417288), (28, 12440920), (31, 11236960), (32, 10885805), (35, 9952736), (40, 8708644), (56, 6220460), (62, 5618480), (70, 4976368), (79, 4409440), (80, 4354322), (112, 3110230), (124, 2809240), (127, 2742880), (140, 2488184), (155, 2247392), (158, 2204720), (160, 2177161), (217, 1605280), (224, 1555115), (248, 1404620), (254, 1371440), (280, 1244092), (310, 1123696), (316, 1102360), (395, 881888), (434, 802640), (496, 702310), (508, 685720), (553, 629920), (560, 622046), (620, 561848), (632, 551180), (635, 548576), (790, 440944), (868, 401320), (889, 391840), (992, 351155), (1016, 342860), (1085, 321056), (1106, 314960), (1120, 311023), (1240, 280924), (1264, 275590), (1270, 274288), (1580, 220472), (1736, 200660), (1778, 195920), (2032, 171430), (2170, 160528), (2212, 157480), (2449, 142240), (2480, 140462), (2528, 137795), (2540, 137144), (2765, 125984), (3160, 110236), (3472, 100330), (3556, 97960), (3937, 88480), (4064, 85715), (4340, 80264), (4424, 78740), (4445, 78368), (4898, 71120), (4960, 70231), (5080, 68572), (5530, 62992), (6320, 55118), (6944, 50165), (7112, 48980), (7874, 44240), (8680, 40132), (8848, 39370), (8890, 39184), (9796, 35560), (10033, 34720), (10160, 34286), (11060, 31496), (12245, 28448), (12640, 27559), (14224, 24490), (15748, 22120), (17143, 20320), (17360, 20066), (17696, 19685), (17780, 19592)]