190428784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4278

約数の個数: 80

約数和(自身を含む): 468858880

約数和(自身を除く): 278430096

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4219, 5642, 6448, 8438, 11284, 16876, 22568, 29533, 33752, 45136, 54847, 59066, 67504, 109694, 118132, 130789, 219388, 236264, 261578, 383929, 438776, 472528, 523156, 767858, 877552, 915523, 1046312, 1535716, 1700257, 1831046, 2092624, 3071432, 3400514, 3662092, 6142864, 6801028, 7324184, 11901799, 13602056, 14648368, 23803598, 27204112, 47607196, 95214392, 190428784]

約数ペア:

[(1, 190428784), (2, 95214392), (4, 47607196), (7, 27204112), (8, 23803598), (13, 14648368), (14, 13602056), (16, 11901799), (26, 7324184), (28, 6801028), (31, 6142864), (52, 3662092), (56, 3400514), (62, 3071432), (91, 2092624), (104, 1831046), (112, 1700257), (124, 1535716), (182, 1046312), (208, 915523), (217, 877552), (248, 767858), (364, 523156), (403, 472528), (434, 438776), (496, 383929), (728, 261578), (806, 236264), (868, 219388), (1456, 130789), (1612, 118132), (1736, 109694), (2821, 67504), (3224, 59066), (3472, 54847), (4219, 45136), (5642, 33752), (6448, 29533), (8438, 22568), (11284, 16876)]