1971272576

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2039}}^1$

素因数の和:2156

約数の個数: 128

約数和(自身を含む): 4894041600

約数和(自身を除く): 2922769024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 83, 91, 104, 112, 128, 166, 182, 208, 224, 332, 364, 416, 448, 581, 664, 728, 832, 896, 1079, 1162, 1328, 1456, 1664, 2039, 2158, 2324, 2656, 2912, 4078, 4316, 4648, 5312, 5824, 7553, 8156, 8632, 9296, 10624, 11648, 14273, 15106, 16312, 17264, 18592, 26507, 28546, 30212, 32624, 34528, 37184, 53014, 57092, 60424, 65248, 69056, 74368, 106028, 114184, 120848, 130496, 138112, 169237, 185549, 212056, 228368, 241696, 260992, 338474, 371098, 424112, 456736, 483392, 676948, 742196, 848224, 913472, 966784, 1184659, 1353896, 1484392, 1696448, 1826944, 2200081, 2369318, 2707792, 2968784, 3392896, 4400162, 4738636, 5415584, 5937568, 8800324, 9477272, 10831168, 11875136, 15400567, 17600648, 18954544, 21662336, 23750272, 30801134, 35201296, 37909088, 61602268, 70402592, 75818176, 123204536, 140805184, 151636352, 246409072, 281610368, 492818144, 985636288, 1971272576]

約数ペア:

[(1, 1971272576), (2, 985636288), (4, 492818144), (7, 281610368), (8, 246409072), (13, 151636352), (14, 140805184), (16, 123204536), (26, 75818176), (28, 70402592), (32, 61602268), (52, 37909088), (56, 35201296), (64, 30801134), (83, 23750272), (91, 21662336), (104, 18954544), (112, 17600648), (128, 15400567), (166, 11875136), (182, 10831168), (208, 9477272), (224, 8800324), (332, 5937568), (364, 5415584), (416, 4738636), (448, 4400162), (581, 3392896), (664, 2968784), (728, 2707792), (832, 2369318), (896, 2200081), (1079, 1826944), (1162, 1696448), (1328, 1484392), (1456, 1353896), (1664, 1184659), (2039, 966784), (2158, 913472), (2324, 848224), (2656, 742196), (2912, 676948), (4078, 483392), (4316, 456736), (4648, 424112), (5312, 371098), (5824, 338474), (7553, 260992), (8156, 241696), (8632, 228368), (9296, 212056), (10624, 185549), (11648, 169237), (14273, 138112), (15106, 130496), (16312, 120848), (17264, 114184), (18592, 106028), (26507, 74368), (28546, 69056), (30212, 65248), (32624, 60424), (34528, 57092), (37184, 53014)]