221286960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 240

約数和(自身を含む): 799100640

約数和(自身を除く): 577813680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 101, 102, 120, 136, 144, 153, 170, 179, 180, 202, 204, 240, 255, 272, 303, 306, 340, 358, 360, 404, 408, 505, 510, 537, 606, 612, 680, 716, 720, 765, 808, 816, 895, 909, 1010, 1020, 1074, 1212, 1224, 1360, 1432, 1515, 1530, 1611, 1616, 1717, 1790, 1818, 2020, 2040, 2148, 2424, 2448, 2685, 2864, 3030, 3043, 3060, 3222, 3434, 3580, 3636, 4040, 4080, 4296, 4545, 4848, 5151, 5370, 6060, 6086, 6120, 6444, 6868, 7160, 7272, 8055, 8080, 8585, 8592, 9090, 9129, 10302, 10740, 12120, 12172, 12240, 12888, 13736, 14320, 14544, 15215, 15453, 16110, 17170, 18079, 18180, 18258, 20604, 21480, 24240, 24344, 25755, 25776, 27387, 27472, 30430, 30906, 32220, 34340, 36158, 36360, 36516, 41208, 42960, 45645, 48688, 51510, 54237, 54774, 60860, 61812, 64440, 68680, 72316, 72720, 73032, 77265, 82416, 90395, 91290, 103020, 108474, 109548, 121720, 123624, 128880, 136935, 137360, 144632, 146064, 154530, 162711, 180790, 182580, 206040, 216948, 219096, 243440, 247248, 271185, 273870, 289264, 307343, 309060, 325422, 361580, 365160, 412080, 433896, 438192, 542370, 547740, 614686, 618120, 650844, 723160, 730320, 813555, 867792, 922029, 1084740, 1095480, 1229372, 1236240, 1301688, 1446320, 1536715, 1627110, 1844058, 2169480, 2190960, 2458744, 2603376, 2766087, 3073430, 3254220, 3688116, 4338960, 4610145, 4917488, 5532174, 6146860, 6508440, 7376232, 9220290, 11064348, 12293720, 13016880, 13830435, 14752464, 18440580, 22128696, 24587440, 27660870, 36881160, 44257392, 55321740, 73762320, 110643480, 221286960]

約数ペア:

[(1, 221286960), (2, 110643480), (3, 73762320), (4, 55321740), (5, 44257392), (6, 36881160), (8, 27660870), (9, 24587440), (10, 22128696), (12, 18440580), (15, 14752464), (16, 13830435), (17, 13016880), (18, 12293720), (20, 11064348), (24, 9220290), (30, 7376232), (34, 6508440), (36, 6146860), (40, 5532174), (45, 4917488), (48, 4610145), (51, 4338960), (60, 3688116), (68, 3254220), (72, 3073430), (80, 2766087), (85, 2603376), (90, 2458744), (101, 2190960), (102, 2169480), (120, 1844058), (136, 1627110), (144, 1536715), (153, 1446320), (170, 1301688), (179, 1236240), (180, 1229372), (202, 1095480), (204, 1084740), (240, 922029), (255, 867792), (272, 813555), (303, 730320), (306, 723160), (340, 650844), (358, 618120), (360, 614686), (404, 547740), (408, 542370), (505, 438192), (510, 433896), (537, 412080), (606, 365160), (612, 361580), (680, 325422), (716, 309060), (720, 307343), (765, 289264), (808, 273870), (816, 271185), (895, 247248), (909, 243440), (1010, 219096), (1020, 216948), (1074, 206040), (1212, 182580), (1224, 180790), (1360, 162711), (1432, 154530), (1515, 146064), (1530, 144632), (1611, 137360), (1616, 136935), (1717, 128880), (1790, 123624), (1818, 121720), (2020, 109548), (2040, 108474), (2148, 103020), (2424, 91290), (2448, 90395), (2685, 82416), (2864, 77265), (3030, 73032), (3043, 72720), (3060, 72316), (3222, 68680), (3434, 64440), (3580, 61812), (3636, 60860), (4040, 54774), (4080, 54237), (4296, 51510), (4545, 48688), (4848, 45645), (5151, 42960), (5370, 41208), (6060, 36516), (6086, 36360), (6120, 36158), (6444, 34340), (6868, 32220), (7160, 30906), (7272, 30430), (8055, 27472), (8080, 27387), (8585, 25776), (8592, 25755), (9090, 24344), (9129, 24240), (10302, 21480), (10740, 20604), (12120, 18258), (12172, 18180), (12240, 18079), (12888, 17170), (13736, 16110), (14320, 15453), (14544, 15215)]