15702487640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{1279}}^1$

素因数の和:1729

約数の個数: 128

約数和(自身を含む): 40808448000

約数和(自身を除く): 25105960360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 269, 280, 326, 538, 652, 815, 1076, 1141, 1279, 1304, 1345, 1630, 1883, 2152, 2282, 2558, 2690, 3260, 3766, 4564, 5116, 5380, 5705, 6395, 6520, 7532, 8953, 9128, 9415, 10232, 10760, 11410, 12790, 15064, 17906, 18830, 22820, 25580, 35812, 37660, 43847, 44765, 45640, 51160, 71624, 75320, 87694, 89530, 175388, 179060, 208477, 219235, 306929, 344051, 350776, 358120, 416954, 438470, 613858, 688102, 833908, 876940, 1042385, 1227716, 1376204, 1459339, 1534645, 1667816, 1720255, 1753880, 2084770, 2408357, 2455432, 2752408, 2918678, 3069290, 3440510, 4169540, 4816714, 5837356, 6138580, 6881020, 7296695, 8339080, 9633428, 11674712, 12041785, 12277160, 13762040, 14593390, 19266856, 24083570, 29186780, 48167140, 56080313, 58373560, 96334280, 112160626, 224321252, 280401565, 392562191, 448642504, 560803130, 785124382, 1121606260, 1570248764, 1962810955, 2243212520, 3140497528, 3925621910, 7851243820, 15702487640]

約数ペア:

[(1, 15702487640), (2, 7851243820), (4, 3925621910), (5, 3140497528), (7, 2243212520), (8, 1962810955), (10, 1570248764), (14, 1121606260), (20, 785124382), (28, 560803130), (35, 448642504), (40, 392562191), (56, 280401565), (70, 224321252), (140, 112160626), (163, 96334280), (269, 58373560), (280, 56080313), (326, 48167140), (538, 29186780), (652, 24083570), (815, 19266856), (1076, 14593390), (1141, 13762040), (1279, 12277160), (1304, 12041785), (1345, 11674712), (1630, 9633428), (1883, 8339080), (2152, 7296695), (2282, 6881020), (2558, 6138580), (2690, 5837356), (3260, 4816714), (3766, 4169540), (4564, 3440510), (5116, 3069290), (5380, 2918678), (5705, 2752408), (6395, 2455432), (6520, 2408357), (7532, 2084770), (8953, 1753880), (9128, 1720255), (9415, 1667816), (10232, 1534645), (10760, 1459339), (11410, 1376204), (12790, 1227716), (15064, 1042385), (17906, 876940), (18830, 833908), (22820, 688102), (25580, 613858), (35812, 438470), (37660, 416954), (43847, 358120), (44765, 350776), (45640, 344051), (51160, 306929), (71624, 219235), (75320, 208477), (87694, 179060), (89530, 175388)]