30800980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 78446592

約数和(自身を除く): 47645612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 62, 70, 94, 124, 140, 151, 155, 188, 217, 235, 302, 310, 329, 434, 470, 604, 620, 658, 755, 868, 940, 1057, 1085, 1316, 1457, 1510, 1645, 2114, 2170, 2914, 3020, 3290, 4228, 4340, 4681, 5285, 5828, 6580, 7097, 7285, 9362, 10199, 10570, 14194, 14570, 18724, 20398, 21140, 23405, 28388, 29140, 32767, 35485, 40796, 46810, 49679, 50995, 65534, 70970, 93620, 99358, 101990, 131068, 141940, 163835, 198716, 203980, 220007, 248395, 327670, 440014, 496790, 655340, 880028, 993580, 1100035, 1540049, 2200070, 3080098, 4400140, 6160196, 7700245, 15400490, 30800980]

約数ペア:

[(1, 30800980), (2, 15400490), (4, 7700245), (5, 6160196), (7, 4400140), (10, 3080098), (14, 2200070), (20, 1540049), (28, 1100035), (31, 993580), (35, 880028), (47, 655340), (62, 496790), (70, 440014), (94, 327670), (124, 248395), (140, 220007), (151, 203980), (155, 198716), (188, 163835), (217, 141940), (235, 131068), (302, 101990), (310, 99358), (329, 93620), (434, 70970), (470, 65534), (604, 50995), (620, 49679), (658, 46810), (755, 40796), (868, 35485), (940, 32767), (1057, 29140), (1085, 28388), (1316, 23405), (1457, 21140), (1510, 20398), (1645, 18724), (2114, 14570), (2170, 14194), (2914, 10570), (3020, 10199), (3290, 9362), (4228, 7285), (4340, 7097), (4681, 6580), (5285, 5828)]