388143808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:306

約数の個数: 112

約数和(自身を含む): 870508800

約数和(自身を除く): 482364992

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 101, 104, 124, 149, 202, 208, 248, 298, 403, 404, 416, 496, 596, 806, 808, 832, 992, 1192, 1313, 1612, 1616, 1937, 1984, 2384, 2626, 3131, 3224, 3232, 3874, 4619, 4768, 5252, 6262, 6448, 6464, 7748, 9238, 9536, 10504, 12524, 12896, 15049, 15496, 18476, 21008, 25048, 25792, 30098, 30992, 36952, 40703, 42016, 50096, 60047, 60196, 61984, 73904, 81406, 84032, 100192, 120094, 120392, 123968, 147808, 162812, 195637, 200384, 240188, 240784, 295616, 325624, 391274, 466519, 480376, 481568, 651248, 782548, 933038, 960752, 963136, 1302496, 1565096, 1866076, 1921504, 2604992, 3130192, 3732152, 3843008, 6064747, 6260384, 7464304, 12129494, 12520768, 14928608, 24258988, 29857216, 48517976, 97035952, 194071904, 388143808]

約数ペア:

[(1, 388143808), (2, 194071904), (4, 97035952), (8, 48517976), (13, 29857216), (16, 24258988), (26, 14928608), (31, 12520768), (32, 12129494), (52, 7464304), (62, 6260384), (64, 6064747), (101, 3843008), (104, 3732152), (124, 3130192), (149, 2604992), (202, 1921504), (208, 1866076), (248, 1565096), (298, 1302496), (403, 963136), (404, 960752), (416, 933038), (496, 782548), (596, 651248), (806, 481568), (808, 480376), (832, 466519), (992, 391274), (1192, 325624), (1313, 295616), (1612, 240784), (1616, 240188), (1937, 200384), (1984, 195637), (2384, 162812), (2626, 147808), (3131, 123968), (3224, 120392), (3232, 120094), (3874, 100192), (4619, 84032), (4768, 81406), (5252, 73904), (6262, 61984), (6448, 60196), (6464, 60047), (7748, 50096), (9238, 42016), (9536, 40703), (10504, 36952), (12524, 30992), (12896, 30098), (15049, 25792), (15496, 25048), (18476, 21008)]