20162957535

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{1493}}^1$

素因数の和:2006

約数の個数: 128

約数和(自身を含む): 42407608320

約数和(自身を除く): 22244650785

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 461, 465, 651, 837, 945, 1085, 1383, 1395, 1493, 1953, 2305, 3227, 3255, 4149, 4185, 4479, 5859, 6915, 7465, 9681, 9765, 10451, 12447, 13437, 14291, 16135, 20745, 22395, 29043, 29295, 31353, 40311, 42873, 46283, 48405, 52255, 62235, 67185, 71455, 87129, 94059, 100037, 128619, 138849, 145215, 156765, 201555, 214365, 231415, 282177, 300111, 323981, 385857, 416547, 435645, 470295, 500185, 643095, 688273, 694245, 900333, 971943, 1249641, 1410885, 1500555, 1619905, 1929285, 2064819, 2082735, 2700999, 2915829, 3441365, 4501665, 4817911, 4859715, 6194457, 6248205, 8747487, 10324095, 13504995, 14453733, 14579145, 18583371, 21336463, 24089555, 30972285, 43361199, 43737435, 64009389, 72268665, 92916855, 106682315, 130083597, 149355241, 192028167, 216805995, 320046945, 448065723, 576084501, 650417985, 746776205, 960140835, 1344197169, 2240328615, 2880422505, 4032591507, 6720985845, 20162957535]

約数ペア:

[(1, 20162957535), (3, 6720985845), (5, 4032591507), (7, 2880422505), (9, 2240328615), (15, 1344197169), (21, 960140835), (27, 746776205), (31, 650417985), (35, 576084501), (45, 448065723), (63, 320046945), (93, 216805995), (105, 192028167), (135, 149355241), (155, 130083597), (189, 106682315), (217, 92916855), (279, 72268665), (315, 64009389), (461, 43737435), (465, 43361199), (651, 30972285), (837, 24089555), (945, 21336463), (1085, 18583371), (1383, 14579145), (1395, 14453733), (1493, 13504995), (1953, 10324095), (2305, 8747487), (3227, 6248205), (3255, 6194457), (4149, 4859715), (4185, 4817911), (4479, 4501665), (5859, 3441365), (6915, 2915829), (7465, 2700999), (9681, 2082735), (9765, 2064819), (10451, 1929285), (12447, 1619905), (13437, 1500555), (14291, 1410885), (16135, 1249641), (20745, 971943), (22395, 900333), (29043, 694245), (29295, 688273), (31353, 643095), (40311, 500185), (42873, 470295), (46283, 435645), (48405, 416547), (52255, 385857), (62235, 323981), (67185, 300111), (71455, 282177), (87129, 231415), (94059, 214365), (100037, 201555), (128619, 156765), (138849, 145215)]