195865280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:466

約数の個数: 112

約数和(自身を含む): 506943360

約数和(自身を除く): 311078080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 197, 208, 239, 260, 320, 394, 416, 478, 520, 788, 832, 956, 985, 1040, 1195, 1576, 1912, 1970, 2080, 2390, 2561, 3107, 3152, 3824, 3940, 4160, 4780, 5122, 6214, 6304, 7648, 7880, 9560, 10244, 12428, 12608, 12805, 15296, 15535, 15760, 19120, 20488, 24856, 25610, 31070, 31520, 38240, 40976, 47083, 49712, 51220, 62140, 63040, 76480, 81952, 94166, 99424, 102440, 124280, 163904, 188332, 198848, 204880, 235415, 248560, 376664, 409760, 470830, 497120, 612079, 753328, 819520, 941660, 994240, 1224158, 1506656, 1883320, 2448316, 3013312, 3060395, 3766640, 4896632, 6120790, 7533280, 9793264, 12241580, 15066560, 19586528, 24483160, 39173056, 48966320, 97932640, 195865280]

約数ペア:

[(1, 195865280), (2, 97932640), (4, 48966320), (5, 39173056), (8, 24483160), (10, 19586528), (13, 15066560), (16, 12241580), (20, 9793264), (26, 7533280), (32, 6120790), (40, 4896632), (52, 3766640), (64, 3060395), (65, 3013312), (80, 2448316), (104, 1883320), (130, 1506656), (160, 1224158), (197, 994240), (208, 941660), (239, 819520), (260, 753328), (320, 612079), (394, 497120), (416, 470830), (478, 409760), (520, 376664), (788, 248560), (832, 235415), (956, 204880), (985, 198848), (1040, 188332), (1195, 163904), (1576, 124280), (1912, 102440), (1970, 99424), (2080, 94166), (2390, 81952), (2561, 76480), (3107, 63040), (3152, 62140), (3824, 51220), (3940, 49712), (4160, 47083), (4780, 40976), (5122, 38240), (6214, 31520), (6304, 31070), (7648, 25610), (7880, 24856), (9560, 20488), (10244, 19120), (12428, 15760), (12608, 15535), (12805, 15296)]