31944780

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{313}}^1$

素因数の和:347

約数の個数: 168

約数和(自身を含む): 115315872

約数和(自身を除く): 83371092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 313, 315, 324, 378, 405, 420, 486, 540, 567, 626, 630, 729, 756, 810, 939, 945, 972, 1134, 1215, 1252, 1260, 1458, 1565, 1620, 1701, 1878, 1890, 2191, 2268, 2430, 2817, 2835, 2916, 3130, 3402, 3645, 3756, 3780, 4382, 4695, 4860, 5103, 5634, 5670, 6260, 6573, 6804, 7290, 8451, 8505, 8764, 9390, 10206, 10955, 11268, 11340, 13146, 14085, 14580, 16902, 17010, 18780, 19719, 20412, 21910, 25353, 25515, 26292, 28170, 32865, 33804, 34020, 39438, 42255, 43820, 50706, 51030, 56340, 59157, 65730, 76059, 78876, 84510, 98595, 101412, 102060, 118314, 126765, 131460, 152118, 169020, 177471, 197190, 228177, 236628, 253530, 295785, 304236, 354942, 380295, 394380, 456354, 507060, 532413, 591570, 709884, 760590, 887355, 912708, 1064826, 1140885, 1183140, 1521180, 1597239, 1774710, 2129652, 2281770, 2662065, 3194478, 3549420, 4563540, 5324130, 6388956, 7986195, 10648260, 15972390, 31944780]

約数ペア:

[(1, 31944780), (2, 15972390), (3, 10648260), (4, 7986195), (5, 6388956), (6, 5324130), (7, 4563540), (9, 3549420), (10, 3194478), (12, 2662065), (14, 2281770), (15, 2129652), (18, 1774710), (20, 1597239), (21, 1521180), (27, 1183140), (28, 1140885), (30, 1064826), (35, 912708), (36, 887355), (42, 760590), (45, 709884), (54, 591570), (60, 532413), (63, 507060), (70, 456354), (81, 394380), (84, 380295), (90, 354942), (105, 304236), (108, 295785), (126, 253530), (135, 236628), (140, 228177), (162, 197190), (180, 177471), (189, 169020), (210, 152118), (243, 131460), (252, 126765), (270, 118314), (313, 102060), (315, 101412), (324, 98595), (378, 84510), (405, 78876), (420, 76059), (486, 65730), (540, 59157), (567, 56340), (626, 51030), (630, 50706), (729, 43820), (756, 42255), (810, 39438), (939, 34020), (945, 33804), (972, 32865), (1134, 28170), (1215, 26292), (1252, 25515), (1260, 25353), (1458, 21910), (1565, 20412), (1620, 19719), (1701, 18780), (1878, 17010), (1890, 16902), (2191, 14580), (2268, 14085), (2430, 13146), (2817, 11340), (2835, 11268), (2916, 10955), (3130, 10206), (3402, 9390), (3645, 8764), (3756, 8505), (3780, 8451), (4382, 7290), (4695, 6804), (4860, 6573), (5103, 6260), (5634, 5670)]