15721860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 56899584

約数和(自身を除く): 41177724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 41, 42, 44, 55, 60, 66, 70, 77, 82, 83, 84, 105, 110, 123, 132, 140, 154, 164, 165, 166, 205, 210, 220, 231, 246, 249, 287, 308, 330, 332, 385, 410, 415, 420, 451, 462, 492, 498, 574, 581, 615, 660, 770, 820, 830, 861, 902, 913, 924, 996, 1148, 1155, 1162, 1230, 1245, 1353, 1435, 1540, 1660, 1722, 1743, 1804, 1826, 2255, 2310, 2324, 2460, 2490, 2706, 2739, 2870, 2905, 3157, 3403, 3444, 3486, 3652, 4305, 4510, 4565, 4620, 4980, 5412, 5478, 5740, 5810, 6314, 6391, 6765, 6806, 6972, 8610, 8715, 9020, 9130, 9471, 10209, 10956, 11620, 12628, 12782, 13530, 13612, 13695, 15785, 17015, 17220, 17430, 18260, 18942, 19173, 20418, 23821, 25564, 27060, 27390, 31570, 31955, 34030, 34860, 37433, 37884, 38346, 40836, 47355, 47642, 51045, 54780, 63140, 63910, 68060, 71463, 74866, 76692, 94710, 95284, 95865, 102090, 112299, 119105, 127820, 142926, 149732, 187165, 189420, 191730, 204180, 224598, 238210, 262031, 285852, 357315, 374330, 383460, 449196, 476420, 524062, 561495, 714630, 748660, 786093, 1048124, 1122990, 1310155, 1429260, 1572186, 2245980, 2620310, 3144372, 3930465, 5240620, 7860930, 15721860]

約数ペア:

[(1, 15721860), (2, 7860930), (3, 5240620), (4, 3930465), (5, 3144372), (6, 2620310), (7, 2245980), (10, 1572186), (11, 1429260), (12, 1310155), (14, 1122990), (15, 1048124), (20, 786093), (21, 748660), (22, 714630), (28, 561495), (30, 524062), (33, 476420), (35, 449196), (41, 383460), (42, 374330), (44, 357315), (55, 285852), (60, 262031), (66, 238210), (70, 224598), (77, 204180), (82, 191730), (83, 189420), (84, 187165), (105, 149732), (110, 142926), (123, 127820), (132, 119105), (140, 112299), (154, 102090), (164, 95865), (165, 95284), (166, 94710), (205, 76692), (210, 74866), (220, 71463), (231, 68060), (246, 63910), (249, 63140), (287, 54780), (308, 51045), (330, 47642), (332, 47355), (385, 40836), (410, 38346), (415, 37884), (420, 37433), (451, 34860), (462, 34030), (492, 31955), (498, 31570), (574, 27390), (581, 27060), (615, 25564), (660, 23821), (770, 20418), (820, 19173), (830, 18942), (861, 18260), (902, 17430), (913, 17220), (924, 17015), (996, 15785), (1148, 13695), (1155, 13612), (1162, 13530), (1230, 12782), (1245, 12628), (1353, 11620), (1435, 10956), (1540, 10209), (1660, 9471), (1722, 9130), (1743, 9020), (1804, 8715), (1826, 8610), (2255, 6972), (2310, 6806), (2324, 6765), (2460, 6391), (2490, 6314), (2706, 5810), (2739, 5740), (2870, 5478), (2905, 5412), (3157, 4980), (3403, 4620), (3444, 4565), (3486, 4510), (3652, 4305)]