402295920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128941}}^1$

素因数の和:128970

約数の個数: 80

約数和(自身を含む): 1343059872

約数和(自身を除く): 940763952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 128941, 257882, 386823, 515764, 644705, 773646, 1031528, 1289410, 1547292, 1676233, 1934115, 2063056, 2578820, 3094584, 3352466, 3868230, 5028699, 5157640, 6189168, 6704932, 7736460, 8381165, 10057398, 10315280, 13409864, 15472920, 16762330, 20114796, 25143495, 26819728, 30945840, 33524660, 40229592, 50286990, 67049320, 80459184, 100573980, 134098640, 201147960, 402295920]

約数ペア:

[(1, 402295920), (2, 201147960), (3, 134098640), (4, 100573980), (5, 80459184), (6, 67049320), (8, 50286990), (10, 40229592), (12, 33524660), (13, 30945840), (15, 26819728), (16, 25143495), (20, 20114796), (24, 16762330), (26, 15472920), (30, 13409864), (39, 10315280), (40, 10057398), (48, 8381165), (52, 7736460), (60, 6704932), (65, 6189168), (78, 5157640), (80, 5028699), (104, 3868230), (120, 3352466), (130, 3094584), (156, 2578820), (195, 2063056), (208, 1934115), (240, 1676233), (260, 1547292), (312, 1289410), (390, 1031528), (520, 773646), (624, 644705), (780, 515764), (1040, 386823), (1560, 257882), (3120, 128941)]