247121316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 722358000

約数和(自身を除く): 475236684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 89, 102, 117, 153, 156, 178, 204, 221, 234, 267, 306, 349, 356, 442, 468, 534, 612, 663, 698, 801, 884, 1047, 1068, 1157, 1326, 1396, 1513, 1602, 1989, 2094, 2314, 2652, 3026, 3141, 3204, 3471, 3978, 4188, 4537, 4539, 4628, 5933, 6052, 6282, 6942, 7956, 9074, 9078, 10413, 11866, 12564, 13611, 13617, 13884, 17799, 18148, 18156, 19669, 20826, 23732, 27222, 27234, 31061, 35598, 39338, 40833, 41652, 53397, 54444, 54468, 59007, 62122, 71196, 77129, 78676, 81666, 93183, 106794, 118014, 124244, 154258, 163332, 177021, 186366, 213588, 231387, 236028, 279549, 308516, 354042, 372732, 403793, 462774, 528037, 559098, 694161, 708084, 807586, 925548, 1056074, 1118196, 1211379, 1388322, 1584111, 1615172, 2112148, 2422758, 2776644, 3168222, 3634137, 4752333, 4845516, 6336444, 6864481, 7268274, 9504666, 13728962, 14536548, 19009332, 20593443, 27457924, 41186886, 61780329, 82373772, 123560658, 247121316]

約数ペア:

[(1, 247121316), (2, 123560658), (3, 82373772), (4, 61780329), (6, 41186886), (9, 27457924), (12, 20593443), (13, 19009332), (17, 14536548), (18, 13728962), (26, 9504666), (34, 7268274), (36, 6864481), (39, 6336444), (51, 4845516), (52, 4752333), (68, 3634137), (78, 3168222), (89, 2776644), (102, 2422758), (117, 2112148), (153, 1615172), (156, 1584111), (178, 1388322), (204, 1211379), (221, 1118196), (234, 1056074), (267, 925548), (306, 807586), (349, 708084), (356, 694161), (442, 559098), (468, 528037), (534, 462774), (612, 403793), (663, 372732), (698, 354042), (801, 308516), (884, 279549), (1047, 236028), (1068, 231387), (1157, 213588), (1326, 186366), (1396, 177021), (1513, 163332), (1602, 154258), (1989, 124244), (2094, 118014), (2314, 106794), (2652, 93183), (3026, 81666), (3141, 78676), (3204, 77129), (3471, 71196), (3978, 62122), (4188, 59007), (4537, 54468), (4539, 54444), (4628, 53397), (5933, 41652), (6052, 40833), (6282, 39338), (6942, 35598), (7956, 31061), (9074, 27234), (9078, 27222), (10413, 23732), (11866, 20826), (12564, 19669), (13611, 18156), (13617, 18148), (13884, 17799)]