16201680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:82

約数の個数: 240

約数和(自身を含む): 61228224

約数和(自身を除く): 45026544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 19, 20, 22, 24, 30, 33, 34, 38, 40, 44, 48, 51, 55, 57, 60, 66, 68, 76, 80, 85, 88, 95, 102, 110, 114, 120, 132, 136, 152, 165, 170, 176, 187, 190, 204, 209, 220, 228, 240, 255, 264, 272, 285, 304, 323, 330, 340, 361, 374, 380, 408, 418, 440, 456, 510, 528, 561, 570, 627, 646, 660, 680, 722, 748, 760, 816, 836, 880, 912, 935, 969, 1020, 1045, 1083, 1122, 1140, 1254, 1292, 1320, 1360, 1444, 1496, 1520, 1615, 1672, 1805, 1870, 1938, 2040, 2090, 2166, 2244, 2280, 2508, 2584, 2640, 2805, 2888, 2992, 3135, 3230, 3344, 3553, 3610, 3740, 3876, 3971, 4080, 4180, 4332, 4488, 4560, 4845, 5016, 5168, 5415, 5610, 5776, 6137, 6270, 6460, 7106, 7220, 7480, 7752, 7942, 8360, 8664, 8976, 9690, 10032, 10659, 10830, 11220, 11913, 12274, 12540, 12920, 14212, 14440, 14960, 15504, 15884, 16720, 17328, 17765, 18411, 19380, 19855, 21318, 21660, 22440, 23826, 24548, 25080, 25840, 28424, 28880, 30685, 31768, 35530, 36822, 38760, 39710, 42636, 43320, 44880, 47652, 49096, 50160, 53295, 56848, 59565, 61370, 63536, 67507, 71060, 73644, 77520, 79420, 85272, 86640, 92055, 95304, 98192, 106590, 119130, 122740, 135014, 142120, 147288, 158840, 170544, 184110, 190608, 202521, 213180, 238260, 245480, 270028, 284240, 294576, 317680, 337535, 368220, 405042, 426360, 476520, 490960, 540056, 675070, 736440, 810084, 852720, 953040, 1012605, 1080112, 1350140, 1472880, 1620168, 2025210, 2700280, 3240336, 4050420, 5400560, 8100840, 16201680]

約数ペア:

[(1, 16201680), (2, 8100840), (3, 5400560), (4, 4050420), (5, 3240336), (6, 2700280), (8, 2025210), (10, 1620168), (11, 1472880), (12, 1350140), (15, 1080112), (16, 1012605), (17, 953040), (19, 852720), (20, 810084), (22, 736440), (24, 675070), (30, 540056), (33, 490960), (34, 476520), (38, 426360), (40, 405042), (44, 368220), (48, 337535), (51, 317680), (55, 294576), (57, 284240), (60, 270028), (66, 245480), (68, 238260), (76, 213180), (80, 202521), (85, 190608), (88, 184110), (95, 170544), (102, 158840), (110, 147288), (114, 142120), (120, 135014), (132, 122740), (136, 119130), (152, 106590), (165, 98192), (170, 95304), (176, 92055), (187, 86640), (190, 85272), (204, 79420), (209, 77520), (220, 73644), (228, 71060), (240, 67507), (255, 63536), (264, 61370), (272, 59565), (285, 56848), (304, 53295), (323, 50160), (330, 49096), (340, 47652), (361, 44880), (374, 43320), (380, 42636), (408, 39710), (418, 38760), (440, 36822), (456, 35530), (510, 31768), (528, 30685), (561, 28880), (570, 28424), (627, 25840), (646, 25080), (660, 24548), (680, 23826), (722, 22440), (748, 21660), (760, 21318), (816, 19855), (836, 19380), (880, 18411), (912, 17765), (935, 17328), (969, 16720), (1020, 15884), (1045, 15504), (1083, 14960), (1122, 14440), (1140, 14212), (1254, 12920), (1292, 12540), (1320, 12274), (1360, 11913), (1444, 11220), (1496, 10830), (1520, 10659), (1615, 10032), (1672, 9690), (1805, 8976), (1870, 8664), (1938, 8360), (2040, 7942), (2090, 7752), (2166, 7480), (2244, 7220), (2280, 7106), (2508, 6460), (2584, 6270), (2640, 6137), (2805, 5776), (2888, 5610), (2992, 5415), (3135, 5168), (3230, 5016), (3344, 4845), (3553, 4560), (3610, 4488), (3740, 4332), (3876, 4180), (3971, 4080)]