242149680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 240

約数和(自身を含む): 885181440

約数和(自身を除く): 643031760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 571, 589, 620, 684, 720, 744, 760, 855, 912, 930, 1116, 1140, 1142, 1178, 1240, 1368, 1395, 1488, 1520, 1710, 1713, 1767, 1860, 2232, 2280, 2284, 2356, 2480, 2736, 2790, 2855, 2945, 3420, 3426, 3534, 3720, 4464, 4560, 4568, 4712, 5139, 5301, 5580, 5710, 5890, 6840, 6852, 7068, 7440, 8565, 8835, 9136, 9424, 10278, 10602, 10849, 11160, 11420, 11780, 13680, 13704, 14136, 17130, 17670, 17701, 20556, 21204, 21698, 22320, 22840, 23560, 25695, 26505, 27408, 28272, 32547, 34260, 35340, 35402, 41112, 42408, 43396, 45680, 47120, 51390, 53010, 53103, 54245, 65094, 68520, 70680, 70804, 82224, 84816, 86792, 88505, 97641, 102780, 106020, 106206, 108490, 130188, 137040, 141360, 141608, 159309, 162735, 173584, 177010, 195282, 205560, 212040, 212412, 216980, 260376, 265515, 283216, 318618, 325470, 336319, 354020, 390564, 411120, 424080, 424824, 433960, 488205, 520752, 531030, 637236, 650940, 672638, 708040, 781128, 796545, 849648, 867920, 976410, 1008957, 1062060, 1274472, 1301880, 1345276, 1416080, 1562256, 1593090, 1681595, 1952820, 2017914, 2124120, 2548944, 2603760, 2690552, 3026871, 3186180, 3363190, 3905640, 4035828, 4248240, 5044785, 5381104, 6053742, 6372360, 6726380, 7811280, 8071656, 10089570, 12107484, 12744720, 13452760, 15134355, 16143312, 20179140, 24214968, 26905520, 30268710, 40358280, 48429936, 60537420, 80716560, 121074840, 242149680]

約数ペア:

[(1, 242149680), (2, 121074840), (3, 80716560), (4, 60537420), (5, 48429936), (6, 40358280), (8, 30268710), (9, 26905520), (10, 24214968), (12, 20179140), (15, 16143312), (16, 15134355), (18, 13452760), (19, 12744720), (20, 12107484), (24, 10089570), (30, 8071656), (31, 7811280), (36, 6726380), (38, 6372360), (40, 6053742), (45, 5381104), (48, 5044785), (57, 4248240), (60, 4035828), (62, 3905640), (72, 3363190), (76, 3186180), (80, 3026871), (90, 2690552), (93, 2603760), (95, 2548944), (114, 2124120), (120, 2017914), (124, 1952820), (144, 1681595), (152, 1593090), (155, 1562256), (171, 1416080), (180, 1345276), (186, 1301880), (190, 1274472), (228, 1062060), (240, 1008957), (248, 976410), (279, 867920), (285, 849648), (304, 796545), (310, 781128), (342, 708040), (360, 672638), (372, 650940), (380, 637236), (456, 531030), (465, 520752), (496, 488205), (558, 433960), (570, 424824), (571, 424080), (589, 411120), (620, 390564), (684, 354020), (720, 336319), (744, 325470), (760, 318618), (855, 283216), (912, 265515), (930, 260376), (1116, 216980), (1140, 212412), (1142, 212040), (1178, 205560), (1240, 195282), (1368, 177010), (1395, 173584), (1488, 162735), (1520, 159309), (1710, 141608), (1713, 141360), (1767, 137040), (1860, 130188), (2232, 108490), (2280, 106206), (2284, 106020), (2356, 102780), (2480, 97641), (2736, 88505), (2790, 86792), (2855, 84816), (2945, 82224), (3420, 70804), (3426, 70680), (3534, 68520), (3720, 65094), (4464, 54245), (4560, 53103), (4568, 53010), (4712, 51390), (5139, 47120), (5301, 45680), (5580, 43396), (5710, 42408), (5890, 41112), (6840, 35402), (6852, 35340), (7068, 34260), (7440, 32547), (8565, 28272), (8835, 27408), (9136, 26505), (9424, 25695), (10278, 23560), (10602, 22840), (10849, 22320), (11160, 21698), (11420, 21204), (11780, 20556), (13680, 17701), (13704, 17670), (14136, 17130)]