16996980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 64124928

約数和(自身を除く): 47127948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 260, 273, 283, 286, 308, 330, 364, 385, 390, 420, 429, 455, 462, 546, 566, 572, 660, 715, 770, 780, 849, 858, 910, 924, 1001, 1092, 1132, 1155, 1365, 1415, 1430, 1540, 1698, 1716, 1820, 1981, 2002, 2145, 2310, 2730, 2830, 2860, 3003, 3113, 3396, 3679, 3962, 4004, 4245, 4290, 4620, 5005, 5460, 5660, 5943, 6006, 6226, 7358, 7924, 8490, 8580, 9339, 9905, 10010, 11037, 11886, 12012, 12452, 14716, 15015, 15565, 16980, 18395, 18678, 19810, 20020, 21791, 22074, 23772, 25753, 29715, 30030, 31130, 36790, 37356, 39620, 40469, 43582, 44148, 46695, 51506, 55185, 59430, 60060, 62260, 65373, 73580, 77259, 80938, 87164, 93390, 103012, 108955, 110370, 118860, 121407, 128765, 130746, 154518, 161876, 186780, 202345, 217910, 220740, 242814, 257530, 261492, 283283, 309036, 326865, 386295, 404690, 435820, 485628, 515060, 566566, 607035, 653730, 772590, 809380, 849849, 1133132, 1214070, 1307460, 1416415, 1545180, 1699698, 2428140, 2832830, 3399396, 4249245, 5665660, 8498490, 16996980]

約数ペア:

[(1, 16996980), (2, 8498490), (3, 5665660), (4, 4249245), (5, 3399396), (6, 2832830), (7, 2428140), (10, 1699698), (11, 1545180), (12, 1416415), (13, 1307460), (14, 1214070), (15, 1133132), (20, 849849), (21, 809380), (22, 772590), (26, 653730), (28, 607035), (30, 566566), (33, 515060), (35, 485628), (39, 435820), (42, 404690), (44, 386295), (52, 326865), (55, 309036), (60, 283283), (65, 261492), (66, 257530), (70, 242814), (77, 220740), (78, 217910), (84, 202345), (91, 186780), (105, 161876), (110, 154518), (130, 130746), (132, 128765), (140, 121407), (143, 118860), (154, 110370), (156, 108955), (165, 103012), (182, 93390), (195, 87164), (210, 80938), (220, 77259), (231, 73580), (260, 65373), (273, 62260), (283, 60060), (286, 59430), (308, 55185), (330, 51506), (364, 46695), (385, 44148), (390, 43582), (420, 40469), (429, 39620), (455, 37356), (462, 36790), (546, 31130), (566, 30030), (572, 29715), (660, 25753), (715, 23772), (770, 22074), (780, 21791), (849, 20020), (858, 19810), (910, 18678), (924, 18395), (1001, 16980), (1092, 15565), (1132, 15015), (1155, 14716), (1365, 12452), (1415, 12012), (1430, 11886), (1540, 11037), (1698, 10010), (1716, 9905), (1820, 9339), (1981, 8580), (2002, 8490), (2145, 7924), (2310, 7358), (2730, 6226), (2830, 6006), (2860, 5943), (3003, 5660), (3113, 5460), (3396, 5005), (3679, 4620), (3962, 4290), (4004, 4245)]