221415780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 633515904

約数和(自身を除く): 412100124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 173, 249, 257, 332, 346, 415, 498, 514, 519, 692, 771, 830, 865, 996, 1028, 1038, 1245, 1285, 1542, 1660, 1730, 2076, 2490, 2570, 2595, 3084, 3460, 3855, 4980, 5140, 5190, 7710, 10380, 14359, 15420, 21331, 28718, 42662, 43077, 44461, 57436, 63993, 71795, 85324, 86154, 88922, 106655, 127986, 133383, 143590, 172308, 177844, 213310, 215385, 222305, 255972, 266766, 287180, 319965, 426620, 430770, 444610, 533532, 639930, 666915, 861540, 889220, 1279860, 1333830, 2667660, 3690263, 7380526, 11070789, 14761052, 18451315, 22141578, 36902630, 44283156, 55353945, 73805260, 110707890, 221415780]

約数ペア:

[(1, 221415780), (2, 110707890), (3, 73805260), (4, 55353945), (5, 44283156), (6, 36902630), (10, 22141578), (12, 18451315), (15, 14761052), (20, 11070789), (30, 7380526), (60, 3690263), (83, 2667660), (166, 1333830), (173, 1279860), (249, 889220), (257, 861540), (332, 666915), (346, 639930), (415, 533532), (498, 444610), (514, 430770), (519, 426620), (692, 319965), (771, 287180), (830, 266766), (865, 255972), (996, 222305), (1028, 215385), (1038, 213310), (1245, 177844), (1285, 172308), (1542, 143590), (1660, 133383), (1730, 127986), (2076, 106655), (2490, 88922), (2570, 86154), (2595, 85324), (3084, 71795), (3460, 63993), (3855, 57436), (4980, 44461), (5140, 43077), (5190, 42662), (7710, 28718), (10380, 21331), (14359, 15420)]