72454340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4349}}^1$

素因数の和:4389

約数の個数: 72

約数和(自身を含む): 187450200

約数和(自身を除く): 114995860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4349, 8330, 8698, 16660, 17396, 21745, 30443, 43490, 60886, 73933, 86980, 121772, 147866, 152215, 213101, 295732, 304430, 369665, 426202, 517531, 608860, 739330, 852404, 1035062, 1065505, 1478660, 2070124, 2131010, 2587655, 3622717, 4262020, 5175310, 7245434, 10350620, 14490868, 18113585, 36227170, 72454340]

約数ペア:

[(1, 72454340), (2, 36227170), (4, 18113585), (5, 14490868), (7, 10350620), (10, 7245434), (14, 5175310), (17, 4262020), (20, 3622717), (28, 2587655), (34, 2131010), (35, 2070124), (49, 1478660), (68, 1065505), (70, 1035062), (85, 852404), (98, 739330), (119, 608860), (140, 517531), (170, 426202), (196, 369665), (238, 304430), (245, 295732), (340, 213101), (476, 152215), (490, 147866), (595, 121772), (833, 86980), (980, 73933), (1190, 60886), (1666, 43490), (2380, 30443), (3332, 21745), (4165, 17396), (4349, 16660), (8330, 8698)]