242275840

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:352

約数の個数: 160

約数和(自身を含む): 649645920

約数和(自身を除く): 407370080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 293, 304, 320, 323, 340, 380, 512, 544, 586, 608, 640, 646, 680, 760, 1088, 1172, 1216, 1280, 1292, 1360, 1465, 1520, 1615, 2176, 2344, 2432, 2560, 2584, 2720, 2930, 3040, 3230, 4352, 4688, 4864, 4981, 5168, 5440, 5567, 5860, 6080, 6460, 8704, 9376, 9728, 9962, 10336, 10880, 11134, 11720, 12160, 12920, 18752, 19924, 20672, 21760, 22268, 23440, 24320, 24905, 25840, 27835, 37504, 39848, 41344, 43520, 44536, 46880, 48640, 49810, 51680, 55670, 75008, 79696, 82688, 89072, 93760, 94639, 99620, 103360, 111340, 150016, 159392, 165376, 178144, 187520, 189278, 199240, 206720, 222680, 318784, 356288, 375040, 378556, 398480, 413440, 445360, 473195, 637568, 712576, 750080, 757112, 796960, 826880, 890720, 946390, 1275136, 1425152, 1514224, 1593920, 1781440, 1892780, 2550272, 2850304, 3028448, 3187840, 3562880, 3785560, 6056896, 6375680, 7125760, 7571120, 12113792, 12751360, 14251520, 15142240, 24227584, 30284480, 48455168, 60568960, 121137920, 242275840]

約数ペア:

[(1, 242275840), (2, 121137920), (4, 60568960), (5, 48455168), (8, 30284480), (10, 24227584), (16, 15142240), (17, 14251520), (19, 12751360), (20, 12113792), (32, 7571120), (34, 7125760), (38, 6375680), (40, 6056896), (64, 3785560), (68, 3562880), (76, 3187840), (80, 3028448), (85, 2850304), (95, 2550272), (128, 1892780), (136, 1781440), (152, 1593920), (160, 1514224), (170, 1425152), (190, 1275136), (256, 946390), (272, 890720), (293, 826880), (304, 796960), (320, 757112), (323, 750080), (340, 712576), (380, 637568), (512, 473195), (544, 445360), (586, 413440), (608, 398480), (640, 378556), (646, 375040), (680, 356288), (760, 318784), (1088, 222680), (1172, 206720), (1216, 199240), (1280, 189278), (1292, 187520), (1360, 178144), (1465, 165376), (1520, 159392), (1615, 150016), (2176, 111340), (2344, 103360), (2432, 99620), (2560, 94639), (2584, 93760), (2720, 89072), (2930, 82688), (3040, 79696), (3230, 75008), (4352, 55670), (4688, 51680), (4864, 49810), (4981, 48640), (5168, 46880), (5440, 44536), (5567, 43520), (5860, 41344), (6080, 39848), (6460, 37504), (8704, 27835), (9376, 25840), (9728, 24905), (9962, 24320), (10336, 23440), (10880, 22268), (11134, 21760), (11720, 20672), (12160, 19924), (12920, 18752)]