72210944

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 80

約数和(自身を含む): 163843680

約数和(自身を除く): 91632736

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 571, 608, 832, 988, 1142, 1216, 1664, 1976, 2284, 2432, 3328, 3952, 4568, 4864, 6656, 7423, 7904, 9136, 9728, 10849, 14846, 15808, 18272, 21698, 29692, 31616, 36544, 43396, 59384, 63232, 73088, 86792, 118768, 126464, 141037, 146176, 173584, 237536, 282074, 292352, 347168, 475072, 564148, 694336, 950144, 1128296, 1388672, 1900288, 2256592, 2777344, 3800576, 4513184, 5554688, 9026368, 18052736, 36105472, 72210944]

約数ペア:

[(1, 72210944), (2, 36105472), (4, 18052736), (8, 9026368), (13, 5554688), (16, 4513184), (19, 3800576), (26, 2777344), (32, 2256592), (38, 1900288), (52, 1388672), (64, 1128296), (76, 950144), (104, 694336), (128, 564148), (152, 475072), (208, 347168), (247, 292352), (256, 282074), (304, 237536), (416, 173584), (494, 146176), (512, 141037), (571, 126464), (608, 118768), (832, 86792), (988, 73088), (1142, 63232), (1216, 59384), (1664, 43396), (1976, 36544), (2284, 31616), (2432, 29692), (3328, 21698), (3952, 18272), (4568, 15808), (4864, 14846), (6656, 10849), (7423, 9728), (7904, 9136)]