81910710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2323

約数の個数: 128

約数和(自身を含む): 262886400

約数和(自身を除く): 180975690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2281, 2394, 2565, 3591, 3990, 4562, 5130, 5985, 6843, 7182, 11405, 11970, 13686, 15967, 17955, 20529, 22810, 31934, 34215, 35910, 41058, 43339, 47901, 61587, 68430, 79835, 86678, 95802, 102645, 123174, 130017, 143703, 159670, 205290, 216695, 239505, 260034, 287406, 303373, 307935, 390051, 431109, 433390, 479010, 606746, 615870, 650085, 718515, 780102, 862218, 910119, 1170153, 1300170, 1437030, 1516865, 1820238, 1950255, 2155545, 2340306, 2730357, 3033730, 3900510, 4311090, 4550595, 5460714, 5850765, 8191071, 9101190, 11701530, 13651785, 16382142, 27303570, 40955355, 81910710]

約数ペア:

[(1, 81910710), (2, 40955355), (3, 27303570), (5, 16382142), (6, 13651785), (7, 11701530), (9, 9101190), (10, 8191071), (14, 5850765), (15, 5460714), (18, 4550595), (19, 4311090), (21, 3900510), (27, 3033730), (30, 2730357), (35, 2340306), (38, 2155545), (42, 1950255), (45, 1820238), (54, 1516865), (57, 1437030), (63, 1300170), (70, 1170153), (90, 910119), (95, 862218), (105, 780102), (114, 718515), (126, 650085), (133, 615870), (135, 606746), (171, 479010), (189, 433390), (190, 431109), (210, 390051), (266, 307935), (270, 303373), (285, 287406), (315, 260034), (342, 239505), (378, 216695), (399, 205290), (513, 159670), (570, 143703), (630, 130017), (665, 123174), (798, 102645), (855, 95802), (945, 86678), (1026, 79835), (1197, 68430), (1330, 61587), (1710, 47901), (1890, 43339), (1995, 41058), (2281, 35910), (2394, 34215), (2565, 31934), (3591, 22810), (3990, 20529), (4562, 17955), (5130, 15967), (5985, 13686), (6843, 11970), (7182, 11405)]