1260219120280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1433}}^1\times {\mathrm{2221}}^1$

素因数の和:4205

約数の個数: 128

約数和(自身を含む): 2993892580800

約数和(自身を除く): 1733673460520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 521, 760, 1042, 1433, 2084, 2221, 2605, 2866, 4168, 4442, 5210, 5732, 7165, 8884, 9899, 10420, 11105, 11464, 14330, 17768, 19798, 20840, 22210, 27227, 28660, 39596, 42199, 44420, 49495, 54454, 57320, 79192, 84398, 88840, 98990, 108908, 136135, 168796, 197980, 210995, 217816, 272270, 337592, 395960, 421990, 544540, 746593, 843980, 1089080, 1157141, 1493186, 1687960, 2314282, 2986372, 3182693, 3732965, 4628564, 5785705, 5972744, 6365386, 7465930, 9257128, 11571410, 12730772, 14185267, 14931860, 15913465, 21985679, 23142820, 25461544, 28370534, 29863720, 31826930, 43971358, 46285640, 56741068, 60471167, 63653860, 70926335, 87942716, 109928395, 113482136, 120942334, 127307720, 141852670, 175885432, 219856790, 241884668, 283705340, 302355835, 439713580, 483769336, 567410680, 604711670, 879427160, 1209423340, 1658183053, 2418846680, 3316366106, 6632732212, 8290915265, 13265464424, 16581830530, 31505478007, 33163661060, 63010956014, 66327322120, 126021912028, 157527390035, 252043824056, 315054780070, 630109560140, 1260219120280]

約数ペア:

[(1, 1260219120280), (2, 630109560140), (4, 315054780070), (5, 252043824056), (8, 157527390035), (10, 126021912028), (19, 66327322120), (20, 63010956014), (38, 33163661060), (40, 31505478007), (76, 16581830530), (95, 13265464424), (152, 8290915265), (190, 6632732212), (380, 3316366106), (521, 2418846680), (760, 1658183053), (1042, 1209423340), (1433, 879427160), (2084, 604711670), (2221, 567410680), (2605, 483769336), (2866, 439713580), (4168, 302355835), (4442, 283705340), (5210, 241884668), (5732, 219856790), (7165, 175885432), (8884, 141852670), (9899, 127307720), (10420, 120942334), (11105, 113482136), (11464, 109928395), (14330, 87942716), (17768, 70926335), (19798, 63653860), (20840, 60471167), (22210, 56741068), (27227, 46285640), (28660, 43971358), (39596, 31826930), (42199, 29863720), (44420, 28370534), (49495, 25461544), (54454, 23142820), (57320, 21985679), (79192, 15913465), (84398, 14931860), (88840, 14185267), (98990, 12730772), (108908, 11571410), (136135, 9257128), (168796, 7465930), (197980, 6365386), (210995, 5972744), (217816, 5785705), (272270, 4628564), (337592, 3732965), (395960, 3182693), (421990, 2986372), (544540, 2314282), (746593, 1687960), (843980, 1493186), (1089080, 1157141)]