148213480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 373248000

約数和(自身を除く): 225034520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 79, 85, 89, 124, 136, 155, 158, 170, 178, 248, 310, 316, 340, 356, 395, 445, 527, 620, 632, 680, 712, 790, 890, 1054, 1240, 1343, 1513, 1580, 1780, 2108, 2449, 2635, 2686, 2759, 3026, 3160, 3560, 4216, 4898, 5270, 5372, 5518, 6052, 6715, 7031, 7565, 9796, 10540, 10744, 11036, 12104, 12245, 13430, 13795, 14062, 15130, 19592, 21080, 22072, 24490, 26860, 27590, 28124, 30260, 35155, 41633, 46903, 48980, 53720, 55180, 56248, 60520, 70310, 83266, 93806, 97960, 110360, 119527, 140620, 166532, 187612, 208165, 217961, 234515, 239054, 281240, 333064, 375224, 416330, 435922, 469030, 478108, 597635, 832660, 871844, 938060, 956216, 1089805, 1195270, 1665320, 1743688, 1876120, 2179610, 2390540, 3705337, 4359220, 4781080, 7410674, 8718440, 14821348, 18526685, 29642696, 37053370, 74106740, 148213480]

約数ペア:

[(1, 148213480), (2, 74106740), (4, 37053370), (5, 29642696), (8, 18526685), (10, 14821348), (17, 8718440), (20, 7410674), (31, 4781080), (34, 4359220), (40, 3705337), (62, 2390540), (68, 2179610), (79, 1876120), (85, 1743688), (89, 1665320), (124, 1195270), (136, 1089805), (155, 956216), (158, 938060), (170, 871844), (178, 832660), (248, 597635), (310, 478108), (316, 469030), (340, 435922), (356, 416330), (395, 375224), (445, 333064), (527, 281240), (620, 239054), (632, 234515), (680, 217961), (712, 208165), (790, 187612), (890, 166532), (1054, 140620), (1240, 119527), (1343, 110360), (1513, 97960), (1580, 93806), (1780, 83266), (2108, 70310), (2449, 60520), (2635, 56248), (2686, 55180), (2759, 53720), (3026, 48980), (3160, 46903), (3560, 41633), (4216, 35155), (4898, 30260), (5270, 28124), (5372, 27590), (5518, 26860), (6052, 24490), (6715, 22072), (7031, 21080), (7565, 19592), (9796, 15130), (10540, 14062), (10744, 13795), (11036, 13430), (12104, 12245)]