245364690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{11471}}^1$

素因数の和:11535

約数の個数: 64

約数和(自身を含む): 634355712

約数和(自身を除く): 388991022

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 62, 69, 93, 115, 138, 155, 186, 230, 310, 345, 465, 690, 713, 930, 1426, 2139, 3565, 4278, 7130, 10695, 11471, 21390, 22942, 34413, 57355, 68826, 114710, 172065, 263833, 344130, 355601, 527666, 711202, 791499, 1066803, 1319165, 1582998, 1778005, 2133606, 2638330, 3556010, 3957495, 5334015, 7914990, 8178823, 10668030, 16357646, 24536469, 40894115, 49072938, 81788230, 122682345, 245364690]

約数ペア:

[(1, 245364690), (2, 122682345), (3, 81788230), (5, 49072938), (6, 40894115), (10, 24536469), (15, 16357646), (23, 10668030), (30, 8178823), (31, 7914990), (46, 5334015), (62, 3957495), (69, 3556010), (93, 2638330), (115, 2133606), (138, 1778005), (155, 1582998), (186, 1319165), (230, 1066803), (310, 791499), (345, 711202), (465, 527666), (690, 355601), (713, 344130), (930, 263833), (1426, 172065), (2139, 114710), (3565, 68826), (4278, 57355), (7130, 34413), (10695, 22942), (11471, 21390)]