31605930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 91065600

約数和(自身を除く): 59459670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 61, 90, 95, 101, 114, 122, 135, 171, 183, 190, 202, 270, 285, 303, 305, 342, 366, 505, 513, 549, 570, 606, 610, 855, 909, 915, 1010, 1026, 1098, 1159, 1515, 1647, 1710, 1818, 1830, 1919, 2318, 2565, 2727, 2745, 3030, 3294, 3477, 3838, 4545, 5130, 5454, 5490, 5757, 5795, 6161, 6954, 8235, 9090, 9595, 10431, 11514, 11590, 12322, 13635, 16470, 17271, 17385, 18483, 19190, 20862, 27270, 28785, 30805, 31293, 34542, 34770, 36966, 51813, 52155, 55449, 57570, 61610, 62586, 86355, 92415, 103626, 104310, 110898, 117059, 156465, 166347, 172710, 184830, 234118, 259065, 277245, 312930, 332694, 351177, 518130, 554490, 585295, 702354, 831735, 1053531, 1170590, 1663470, 1755885, 2107062, 3160593, 3511770, 5267655, 6321186, 10535310, 15802965, 31605930]

約数ペア:

[(1, 31605930), (2, 15802965), (3, 10535310), (5, 6321186), (6, 5267655), (9, 3511770), (10, 3160593), (15, 2107062), (18, 1755885), (19, 1663470), (27, 1170590), (30, 1053531), (38, 831735), (45, 702354), (54, 585295), (57, 554490), (61, 518130), (90, 351177), (95, 332694), (101, 312930), (114, 277245), (122, 259065), (135, 234118), (171, 184830), (183, 172710), (190, 166347), (202, 156465), (270, 117059), (285, 110898), (303, 104310), (305, 103626), (342, 92415), (366, 86355), (505, 62586), (513, 61610), (549, 57570), (570, 55449), (606, 52155), (610, 51813), (855, 36966), (909, 34770), (915, 34542), (1010, 31293), (1026, 30805), (1098, 28785), (1159, 27270), (1515, 20862), (1647, 19190), (1710, 18483), (1818, 17385), (1830, 17271), (1919, 16470), (2318, 13635), (2565, 12322), (2727, 11590), (2745, 11514), (3030, 10431), (3294, 9595), (3477, 9090), (3838, 8235), (4545, 6954), (5130, 6161), (5454, 5795), (5490, 5757)]