About the Number
31309380
2進数表記:1110111011011111001000100
漢数字表記:三千百三十万九千三百八十
素因数分解:
素因数の和:258
約数の個数: 108
約数和(自身を含む): 98676396
約数和(自身を除く): 67367016
約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 181, 186, 279, 310, 362, 372, 465, 543, 558, 620, 724, 905, 930, 961, 1086, 1116, 1395, 1629, 1810, 1860, 1922, 2172, 2715, 2790, 2883, 3258, 3620, 3844, 4805, 5430, 5580, 5611, 5766, 6516, 8145, 8649, 9610, 10860, 11222, 11532, 14415, 16290, 16833, 17298, 19220, 22444, 28055, 28830, 32580, 33666, 34596, 43245, 50499, 56110, 57660, 67332, 84165, 86490, 100998, 112220, 168330, 172980, 173941, 201996, 252495, 336660, 347882, 504990, 521823, 695764, 869705, 1009980, 1043646, 1565469, 1739410, 2087292, 2609115, 3130938, 3478820, 5218230, 6261876, 7827345, 10436460, 15654690, 31309380]
約数ペア:
[(1, 31309380), (2, 15654690), (3, 10436460), (4, 7827345), (5, 6261876), (6, 5218230), (9, 3478820), (10, 3130938), (12, 2609115), (15, 2087292), (18, 1739410), (20, 1565469), (30, 1043646), (31, 1009980), (36, 869705), (45, 695764), (60, 521823), (62, 504990), (90, 347882), (93, 336660), (124, 252495), (155, 201996), (180, 173941), (181, 172980), (186, 168330), (279, 112220), (310, 100998), (362, 86490), (372, 84165), (465, 67332), (543, 57660), (558, 56110), (620, 50499), (724, 43245), (905, 34596), (930, 33666), (961, 32580), (1086, 28830), (1116, 28055), (1395, 22444), (1629, 19220), (1810, 17298), (1860, 16833), (1922, 16290), (2172, 14415), (2715, 11532), (2790, 11222), (2883, 10860), (3258, 9610), (3620, 8649), (3844, 8145), (4805, 6516), (5430, 5766), (5580, 5611)]このpageの処理時間: 0.19209933280944824 seconds