12781984896

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{60631}}^1$

素因数の和:60715

約数の個数: 128

約数和(自身を含む): 38343676800

約数和(自身を除く): 25561691904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 183, 192, 216, 244, 288, 366, 384, 432, 488, 549, 576, 732, 864, 976, 1098, 1152, 1464, 1647, 1728, 1952, 2196, 2928, 3294, 3456, 3904, 4392, 5856, 6588, 7808, 8784, 11712, 13176, 17568, 23424, 26352, 35136, 52704, 60631, 70272, 105408, 121262, 181893, 210816, 242524, 363786, 485048, 545679, 727572, 970096, 1091358, 1455144, 1637037, 1940192, 2182716, 2910288, 3274074, 3698491, 3880384, 4365432, 5820576, 6548148, 7396982, 7760768, 8730864, 11095473, 11641152, 13096296, 14793964, 17461728, 22190946, 23282304, 26192592, 29587928, 33286419, 34923456, 44381892, 52385184, 59175856, 66572838, 69846912, 88763784, 99859257, 104770368, 118351712, 133145676, 177527568, 199718514, 209540736, 236703424, 266291352, 355055136, 399437028, 473406848, 532582704, 710110272, 798874056, 1065165408, 1420220544, 1597748112, 2130330816, 3195496224, 4260661632, 6390992448, 12781984896]

約数ペア:

[(1, 12781984896), (2, 6390992448), (3, 4260661632), (4, 3195496224), (6, 2130330816), (8, 1597748112), (9, 1420220544), (12, 1065165408), (16, 798874056), (18, 710110272), (24, 532582704), (27, 473406848), (32, 399437028), (36, 355055136), (48, 266291352), (54, 236703424), (61, 209540736), (64, 199718514), (72, 177527568), (96, 133145676), (108, 118351712), (122, 104770368), (128, 99859257), (144, 88763784), (183, 69846912), (192, 66572838), (216, 59175856), (244, 52385184), (288, 44381892), (366, 34923456), (384, 33286419), (432, 29587928), (488, 26192592), (549, 23282304), (576, 22190946), (732, 17461728), (864, 14793964), (976, 13096296), (1098, 11641152), (1152, 11095473), (1464, 8730864), (1647, 7760768), (1728, 7396982), (1952, 6548148), (2196, 5820576), (2928, 4365432), (3294, 3880384), (3456, 3698491), (3904, 3274074), (4392, 2910288), (5856, 2182716), (6588, 1940192), (7808, 1637037), (8784, 1455144), (11712, 1091358), (13176, 970096), (17568, 727572), (23424, 545679), (26352, 485048), (35136, 363786), (52704, 242524), (60631, 210816), (70272, 181893), (105408, 121262)]