821603880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 2909439000

約数和(自身を除く): 2087835120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 53, 60, 68, 72, 85, 90, 102, 106, 120, 136, 149, 153, 159, 170, 180, 204, 212, 255, 265, 289, 298, 306, 318, 340, 360, 408, 424, 447, 477, 510, 530, 578, 596, 612, 636, 680, 745, 765, 795, 867, 894, 901, 954, 1020, 1060, 1156, 1192, 1224, 1272, 1341, 1445, 1490, 1530, 1590, 1734, 1788, 1802, 1908, 2040, 2120, 2235, 2312, 2385, 2533, 2601, 2682, 2703, 2890, 2980, 3060, 3180, 3468, 3576, 3604, 3816, 4335, 4470, 4505, 4770, 5066, 5202, 5364, 5406, 5780, 5960, 6120, 6360, 6705, 6936, 7208, 7599, 7897, 8109, 8670, 8940, 9010, 9540, 10132, 10404, 10728, 10812, 11560, 12665, 13005, 13410, 13515, 15198, 15317, 15794, 16218, 17340, 17880, 18020, 19080, 20264, 20808, 21624, 22797, 23691, 25330, 26010, 26820, 27030, 30396, 30634, 31588, 32436, 34680, 36040, 37995, 39485, 40545, 43061, 45594, 45951, 47382, 50660, 52020, 53640, 54060, 60792, 61268, 63176, 64872, 71073, 75990, 76585, 78970, 81090, 86122, 91188, 91902, 94764, 101320, 104040, 108120, 113985, 118455, 122536, 129183, 134249, 137853, 142146, 151980, 153170, 157940, 162180, 172244, 182376, 183804, 189528, 215305, 227970, 229755, 236910, 258366, 268498, 275706, 284292, 303960, 306340, 315880, 324360, 344488, 355365, 367608, 387549, 402747, 430610, 455940, 459510, 473820, 516732, 536996, 551412, 568584, 612680, 645915, 671245, 689265, 710730, 775098, 805494, 861220, 911880, 919020, 947640, 1033464, 1073992, 1102824, 1208241, 1291830, 1342490, 1378530, 1421460, 1550196, 1610988, 1722440, 1838040, 1937745, 2013735, 2282233, 2416482, 2583660, 2684980, 2757060, 2842920, 3100392, 3221976, 3875490, 4027470, 4564466, 4832964, 5167320, 5369960, 5514120, 6041205, 6846699, 7750980, 8054940, 9128932, 9665928, 11411165, 12082410, 13693398, 15501960, 16109880, 18257864, 20540097, 22822330, 24164820, 27386796, 34233495, 41080194, 45644660, 48329640, 54773592, 68466990, 82160388, 91289320, 102700485, 136933980, 164320776, 205400970, 273867960, 410801940, 821603880]

約数ペア:

[(1, 821603880), (2, 410801940), (3, 273867960), (4, 205400970), (5, 164320776), (6, 136933980), (8, 102700485), (9, 91289320), (10, 82160388), (12, 68466990), (15, 54773592), (17, 48329640), (18, 45644660), (20, 41080194), (24, 34233495), (30, 27386796), (34, 24164820), (36, 22822330), (40, 20540097), (45, 18257864), (51, 16109880), (53, 15501960), (60, 13693398), (68, 12082410), (72, 11411165), (85, 9665928), (90, 9128932), (102, 8054940), (106, 7750980), (120, 6846699), (136, 6041205), (149, 5514120), (153, 5369960), (159, 5167320), (170, 4832964), (180, 4564466), (204, 4027470), (212, 3875490), (255, 3221976), (265, 3100392), (289, 2842920), (298, 2757060), (306, 2684980), (318, 2583660), (340, 2416482), (360, 2282233), (408, 2013735), (424, 1937745), (447, 1838040), (477, 1722440), (510, 1610988), (530, 1550196), (578, 1421460), (596, 1378530), (612, 1342490), (636, 1291830), (680, 1208241), (745, 1102824), (765, 1073992), (795, 1033464), (867, 947640), (894, 919020), (901, 911880), (954, 861220), (1020, 805494), (1060, 775098), (1156, 710730), (1192, 689265), (1224, 671245), (1272, 645915), (1341, 612680), (1445, 568584), (1490, 551412), (1530, 536996), (1590, 516732), (1734, 473820), (1788, 459510), (1802, 455940), (1908, 430610), (2040, 402747), (2120, 387549), (2235, 367608), (2312, 355365), (2385, 344488), (2533, 324360), (2601, 315880), (2682, 306340), (2703, 303960), (2890, 284292), (2980, 275706), (3060, 268498), (3180, 258366), (3468, 236910), (3576, 229755), (3604, 227970), (3816, 215305), (4335, 189528), (4470, 183804), (4505, 182376), (4770, 172244), (5066, 162180), (5202, 157940), (5364, 153170), (5406, 151980), (5780, 142146), (5960, 137853), (6120, 134249), (6360, 129183), (6705, 122536), (6936, 118455), (7208, 113985), (7599, 108120), (7897, 104040), (8109, 101320), (8670, 94764), (8940, 91902), (9010, 91188), (9540, 86122), (10132, 81090), (10404, 78970), (10728, 76585), (10812, 75990), (11560, 71073), (12665, 64872), (13005, 63176), (13410, 61268), (13515, 60792), (15198, 54060), (15317, 53640), (15794, 52020), (16218, 50660), (17340, 47382), (17880, 45951), (18020, 45594), (19080, 43061), (20264, 40545), (20808, 39485), (21624, 37995), (22797, 36040), (23691, 34680), (25330, 32436), (26010, 31588), (26820, 30634), (27030, 30396)]