30682620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 101582208

約数和(自身を除く): 70899588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 153, 170, 180, 185, 204, 222, 255, 271, 306, 333, 340, 370, 444, 510, 542, 555, 612, 629, 666, 740, 765, 813, 1020, 1084, 1110, 1258, 1332, 1355, 1530, 1626, 1665, 1887, 2220, 2439, 2516, 2710, 3060, 3145, 3252, 3330, 3774, 4065, 4607, 4878, 5420, 5661, 6290, 6660, 7548, 8130, 9214, 9435, 9756, 10027, 11322, 12195, 12580, 13821, 16260, 18428, 18870, 20054, 22644, 23035, 24390, 27642, 28305, 30081, 37740, 40108, 41463, 46070, 48780, 50135, 55284, 56610, 60162, 69105, 82926, 90243, 92140, 100270, 113220, 120324, 138210, 150405, 165852, 170459, 180486, 200540, 207315, 276420, 300810, 340918, 360972, 414630, 451215, 511377, 601620, 681836, 829260, 852295, 902430, 1022754, 1534131, 1704590, 1804860, 2045508, 2556885, 3068262, 3409180, 5113770, 6136524, 7670655, 10227540, 15341310, 30682620]

約数ペア:

[(1, 30682620), (2, 15341310), (3, 10227540), (4, 7670655), (5, 6136524), (6, 5113770), (9, 3409180), (10, 3068262), (12, 2556885), (15, 2045508), (17, 1804860), (18, 1704590), (20, 1534131), (30, 1022754), (34, 902430), (36, 852295), (37, 829260), (45, 681836), (51, 601620), (60, 511377), (68, 451215), (74, 414630), (85, 360972), (90, 340918), (102, 300810), (111, 276420), (148, 207315), (153, 200540), (170, 180486), (180, 170459), (185, 165852), (204, 150405), (222, 138210), (255, 120324), (271, 113220), (306, 100270), (333, 92140), (340, 90243), (370, 82926), (444, 69105), (510, 60162), (542, 56610), (555, 55284), (612, 50135), (629, 48780), (666, 46070), (740, 41463), (765, 40108), (813, 37740), (1020, 30081), (1084, 28305), (1110, 27642), (1258, 24390), (1332, 23035), (1355, 22644), (1530, 20054), (1626, 18870), (1665, 18428), (1887, 16260), (2220, 13821), (2439, 12580), (2516, 12195), (2710, 11322), (3060, 10027), (3145, 9756), (3252, 9435), (3330, 9214), (3774, 8130), (4065, 7548), (4607, 6660), (4878, 6290), (5420, 5661)]