399604656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:755

約数の個数: 160

約数和(自身を含む): 1206708480

約数和(自身を除く): 807103824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 61, 66, 76, 88, 114, 122, 132, 152, 176, 183, 209, 228, 244, 264, 304, 366, 418, 456, 488, 528, 627, 653, 671, 732, 836, 912, 976, 1159, 1254, 1306, 1342, 1464, 1672, 1959, 2013, 2318, 2508, 2612, 2684, 2928, 3344, 3477, 3918, 4026, 4636, 5016, 5224, 5368, 6954, 7183, 7836, 8052, 9272, 10032, 10448, 10736, 12407, 12749, 13908, 14366, 15672, 16104, 18544, 21549, 24814, 25498, 27816, 28732, 31344, 32208, 37221, 38247, 39833, 43098, 49628, 50996, 55632, 57464, 74442, 76494, 79666, 86196, 99256, 101992, 114928, 119499, 136477, 148884, 152988, 159332, 172392, 198512, 203984, 238998, 272954, 297768, 305976, 318664, 344784, 409431, 438163, 477996, 545908, 595536, 611952, 637328, 756827, 818862, 876326, 955992, 1091816, 1314489, 1513654, 1637724, 1752652, 1911984, 2183632, 2270481, 2628978, 3027308, 3275448, 3505304, 4540962, 5257956, 6054616, 6550896, 7010608, 8325097, 9081924, 10515912, 12109232, 16650194, 18163848, 21031824, 24975291, 33300388, 36327696, 49950582, 66600776, 99901164, 133201552, 199802328, 399604656]

約数ペア:

[(1, 399604656), (2, 199802328), (3, 133201552), (4, 99901164), (6, 66600776), (8, 49950582), (11, 36327696), (12, 33300388), (16, 24975291), (19, 21031824), (22, 18163848), (24, 16650194), (33, 12109232), (38, 10515912), (44, 9081924), (48, 8325097), (57, 7010608), (61, 6550896), (66, 6054616), (76, 5257956), (88, 4540962), (114, 3505304), (122, 3275448), (132, 3027308), (152, 2628978), (176, 2270481), (183, 2183632), (209, 1911984), (228, 1752652), (244, 1637724), (264, 1513654), (304, 1314489), (366, 1091816), (418, 955992), (456, 876326), (488, 818862), (528, 756827), (627, 637328), (653, 611952), (671, 595536), (732, 545908), (836, 477996), (912, 438163), (976, 409431), (1159, 344784), (1254, 318664), (1306, 305976), (1342, 297768), (1464, 272954), (1672, 238998), (1959, 203984), (2013, 198512), (2318, 172392), (2508, 159332), (2612, 152988), (2684, 148884), (2928, 136477), (3344, 119499), (3477, 114928), (3918, 101992), (4026, 99256), (4636, 86196), (5016, 79666), (5224, 76494), (5368, 74442), (6954, 57464), (7183, 55632), (7836, 50996), (8052, 49628), (9272, 43098), (10032, 39833), (10448, 38247), (10736, 37221), (12407, 32208), (12749, 31344), (13908, 28732), (14366, 27816), (15672, 25498), (16104, 24814), (18544, 21549)]