254313540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 192

約数和(自身を含む): 902603520

約数和(自身を除く): 648289980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 884, 918, 1020, 1105, 1170, 1326, 1404, 1530, 1755, 1836, 1989, 2131, 2210, 2295, 2340, 2652, 3060, 3315, 3510, 3978, 4262, 4420, 4590, 5967, 6393, 6630, 7020, 7956, 8524, 9180, 9945, 10655, 11934, 12786, 13260, 19179, 19890, 21310, 23868, 25572, 27703, 29835, 31965, 36227, 38358, 39780, 42620, 55406, 57537, 59670, 63930, 72454, 76716, 83109, 95895, 108681, 110812, 115074, 119340, 127860, 138515, 144908, 166218, 181135, 191790, 217362, 230148, 249327, 277030, 287685, 326043, 332436, 362270, 383580, 415545, 434724, 470951, 498654, 543405, 554060, 575370, 652086, 724540, 747981, 831090, 941902, 978129, 997308, 1086810, 1150740, 1246635, 1304172, 1412853, 1495962, 1630215, 1662180, 1883804, 1956258, 2173620, 2354755, 2493270, 2825706, 2991924, 3260430, 3739905, 3912516, 4238559, 4709510, 4890645, 4986540, 5651412, 6520860, 7064265, 7479810, 8477118, 9419020, 9781290, 12715677, 14128530, 14959620, 16954236, 19562580, 21192795, 25431354, 28257060, 42385590, 50862708, 63578385, 84771180, 127156770, 254313540]

約数ペア:

[(1, 254313540), (2, 127156770), (3, 84771180), (4, 63578385), (5, 50862708), (6, 42385590), (9, 28257060), (10, 25431354), (12, 21192795), (13, 19562580), (15, 16954236), (17, 14959620), (18, 14128530), (20, 12715677), (26, 9781290), (27, 9419020), (30, 8477118), (34, 7479810), (36, 7064265), (39, 6520860), (45, 5651412), (51, 4986540), (52, 4890645), (54, 4709510), (60, 4238559), (65, 3912516), (68, 3739905), (78, 3260430), (85, 2991924), (90, 2825706), (102, 2493270), (108, 2354755), (117, 2173620), (130, 1956258), (135, 1883804), (153, 1662180), (156, 1630215), (170, 1495962), (180, 1412853), (195, 1304172), (204, 1246635), (221, 1150740), (234, 1086810), (255, 997308), (260, 978129), (270, 941902), (306, 831090), (340, 747981), (351, 724540), (390, 652086), (442, 575370), (459, 554060), (468, 543405), (510, 498654), (540, 470951), (585, 434724), (612, 415545), (663, 383580), (702, 362270), (765, 332436), (780, 326043), (884, 287685), (918, 277030), (1020, 249327), (1105, 230148), (1170, 217362), (1326, 191790), (1404, 181135), (1530, 166218), (1755, 144908), (1836, 138515), (1989, 127860), (2131, 119340), (2210, 115074), (2295, 110812), (2340, 108681), (2652, 95895), (3060, 83109), (3315, 76716), (3510, 72454), (3978, 63930), (4262, 59670), (4420, 57537), (4590, 55406), (5967, 42620), (6393, 39780), (6630, 38358), (7020, 36227), (7956, 31965), (8524, 29835), (9180, 27703), (9945, 25572), (10655, 23868), (11934, 21310), (12786, 19890), (13260, 19179)]